-
VT1,2,3 GENERAL QUESTIONS
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@VT-1 Level I and II personnel are re-certified:
- \C
|
A. every 6 months | B. every year | C. every 3 years | D. every 5 years |
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@As a VT-2 visual inspector you shall have your eyes checked at least
- \B
|
A. every 6 months | B. every year | C. every 3 years | D. every 5 years |
-
@ VT-2 inspections are part of a nuclear stations:
- \B
|
A. maintenance program | B. Inservice inspection program | C. operability program | D. balance of plant inspection program |
-
@A VT-2 Level I can perform VT-2 inspections?
- \B
|
A. No, a Level I can do anything | B. Yes, if he working with a Level II who will make the final judgement | C. A level I can only work with a Level III examiner | D. The Level I can perform the VT-2 inspection with out assistance |
-
@The governing requirements for VT-2 inspections are provided in:
- \D
|
A. NRC Reg. Guide 1.58 | B. ASME Section V Article 9 | C. ASME Section III Subsection NB | D. ASME Section XI IWA 5000 |
-
@Which of the these optical aids can be used in direct visual examination?
- \A
|
A. mirrors | B. fiberscopes | C. cameras | D. all the above |
-
@Which of the following can be done using the fillet weld gage?
- \A
|
A. verify fillet weld leg length | B. checking angle of preparation | C. measure the groove angle | D. measure root opening |
-
@Which of the following can be done using the fillet weld gage?
- \B
|
A. checking angle of preparation | B. measuring fillet weld throat | C. measure the groove angle | D. measure root opening |
-
@Which of the following can be done using the Hi-Lo gage?
- \B
|
A. verify fillet weld throat | B. check mismatch | C. measure flaw size | D. all of the above |
-
@To examine areas around bends in side a pipe sections, you might use a:
- \C
|
A. boroscope | B. telescope | C. fiberscope | D. microscope |
-
@The conformance of a measurement to the actual refers to:
- \C
|
A. consistency | B. tolerance | C. accuracy | D. precision |
-
@VT-2 inspections are performed in accordance with the requirements of:
- \A
|
A. Approved station procedures | B. ASME Section V Article 9 | C. ASME Section III Subsection NB | D. ASME Section XI IWA 5000 |
-
@The ability on a measurement device to reproduce its own measurements is typically referred to as:
- \D
|
A. consistency | B. tolerance | C. accuracy | D. precision |
-
@The cambridge gage has the ability to measure weld:
- \A
|
A. angle of preparation | B. root opening | C. burn through | D. penetration |
-
@The comparison of measurement instruments with reference standards of a close tolerance and known accuracy is called
- \C
|
A. gage control | B. tolerance | C. calibration | D. instrument mismatch |
-
@Which of the following can be done using the cambridge gage?
- \D
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A. checking reinforcement height | B. checking angle of preparation | C. measuring fillet weld throat | D. all of the above |
-
@Which of the these optical aids can be used in remote visual VT-2 examination?
- \D
|
A. cambridge scope | B. fiberscopes | C. cameras | D. B and C |
-
@The thread pitch gage is used to determine
- \B
|
A. the diameter of threads | B. the number of threads per inch | C. the thread pitch angle | D. the size of the bolt |
-
@Many discontinuities have their origin during the actual steel-making process and are usually referred to as:
- \A
|
A. inherent discontinuities | B. processing discontinuities | C. drawing discontinuities | D. non-permanent discontinuities |
-
@When is a discontinuity considered a defect?
- \C
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A. When it occurs in the area of interest | B. When it is found by a visual examiner | C. when it effects the usefulness of the part | D. when it occurs in weld metal |
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@Which of the following discontinuities could typically be found in a casting?
- \A
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A. Hot tears | B. Lamination | C. Stringers | D. Burst |
-
@The amount of variation permitted on the dimensions of a machined is called the:
- \D
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A. diameter measurement | B. dimension limits | C. finish fit limits | D. tolerance |
-
@Burst can develop during rolling or:
- \C
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A. casting | B. drawing | C. forging | D. piercing |
-
@During the rolling process, non-metallic inclusion can develop into:
-
@Surface roughness is measured in units of:
- \C
|
A. inches | B. feet | C. microinches | D. mils |
-
@The maximum diameter of a hole specified as 2.375 inches +/- .005 inch is:
- \D
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A. 2.375 inch | B. 2.370 inch | C. 2.390 inch | D. 2.380 inch |
-
@The maximum and minimum value on a dimension are called:
- \C
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A. diameter | B. finish | C. tolerance | D. fit |
-
@Which of the following is an example of an inherent discontinuity?
- \A
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A. inclusion | B. fatigue crack | C. stress cracks | D. grinding checks |
-
@Porosity is:
- \B
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A. gas entrapped below the surface of a material | B. gas entrapped below or at the surface of a material | C. foreign crystalline material entrapped below the surface of a material | D. material used during the welding process |
-
@A folded thin flap of material on a forging is called
- \A
|
A. a forging lap | B. a crack | C. a cold shut | D. porosity |
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@Hot tears may be present if the product was formed by:
- \
- D
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A. explosive forging | B. extrusion | C. forging | D. casting |
-
@A VT-2 system pressure test is at:
- \A
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A. normal operating pressure | B. an elevated pressure | C. 5 percent below operation pressure | D. 25 percent above operation pressure |
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@During the rolling process, surface porosity might develop into:
- \A
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A. seam | B. cold laps | C. hot tears | D. burst |
-
@There is a difference between join type and weld type. Which of the following is considered a joint type?
- \C
|
A. groove | B. fillet | C. tee | D. spot |
-
@Any evidence of leakage in a nuclear reactor system is critical and requires shutdown of the plant.
-
@Any evidence of leakage in a nuclear reactor system is critical and requires shutdown of the plant.
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@The affected zone of a weld is the:
- \B
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A. portion of the base metal that has been melted and re-solidified | B. portion of the base metal that has been melted but where properties have been altered by the welding heat | C. portion of the base metal that is added to produce the weld joint | D. original metal that is welded |
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@Arc strikes form a discontinuity that is caused by:
- \C
|
A. excessive heat during the welding process | B. use of improper or wet process | C. welding operator error | D. molten particles splashed out of the molten puddle |
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@Weld splatter form a discontinuity that is caused by:
- \D
|
A. excessive heat during the welding process | B. use of improper or wet process | C. normal welding operation | D. molten particles splashed out of the molten puddle |
- @Which of the following discontinuities would you find in weldments?
- \A
|
A. Porosity | B. blow holes | C. cold shuts | D. burst |
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@Which of the following discontinuities would you expect to find in a weld that has been in service?
- \A
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A. cracks | B. blow holes | C. cold shuts | D. burst |
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@Cracks parallel to the length of the weld are called:
- \B
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A. transverse cracks | B. longitudinal cracks | C. toe cracks | D. crater crack |
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@Cracks perpendicular to the length of the weld are called:
- \A
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A. transverse cracks | B. longitudinal cracks | C. toe cracks | D. crater crack |
- @Service induced discontinuities caused by mechanical fatigue cracks can often be associated with:
- \B
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A. temperature differentials within a component | B. sharp fillets, grooves and notches | C. corrosive environment | D. stainless steels exposed to halogens |
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@Service induced cracking would most likely be the result of which of the following:
- \C
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A. Uniformly scattered porosity | B. Laminations | C. Mechanical fatigue | D. Slag inclusions |
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@Loss of base metal on sliding surfaces due to abrasion is an example of:
- \A
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A. wear | B. distortion | C. fatigue | D. stress corrosion |
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@Fatigue cracks often begin at:
- \E
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A. section changes | B. thread roots | C. notches | D. weld toes | E. all of the above |
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@Thermal fatigue is caused by:
- \B
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A. fluctuating stresses | B. overheating | C. fluctuating temperatures | D. over loading |
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@When visually examining welds, which of the following would be considered?
- \D
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A. arc strikes | B. undercut | C. excessive reinforcement | D. all of the above |
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@The "length" of a common hex bolt is usually defined as:
- \C
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A. the distance from the top of the head to the end of the threads | B. the total length of the shank excluding threads | C. the total length of the shank including threads | D. the total length of the shank excluding the nut height when fully engaged |
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@Which of the following best describes a bolting discontinuity called "necking down"?
- \B
- |A. an indication on the surface of the fastener produced by abrasion or the
- impact of coming into contact with other parts
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B. localized reduction in specimen caused by overload condition | C. destruction of material by the abrasive action of moving fluids | D. A change in contour or in structure that causes local increases in stress |
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@Which of the following is a discontinuity associated with visual examination of bolting?
- \D
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A. damaged treads | B. necking down | C. sheared shank at the bolt head | D. all of the above |
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@Which of the following valves has the primary function of starting and stopping flow:
- \A
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A. Gate valve | B. Globe valve | C. Swing check valve | D. Safety valve |
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@Which of the following valves has the primary function of regulating flow:
- \B
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A. Gate valve | B. Globe valve | C. Swing check valve | D. Safety valve |
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@Which of the following valves has the primary function to allow flow in only one direction while allowing full flow in the other direction:
- \C
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A. Gate valve | B. Globe valve | C. Swing check valve | D. Safety valve |
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@In a typical gate valve, which part of the valve is forced into the fluid to stop the flow:
- \B
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A. Seat ring | B. Wedge | C. Stem | D. Packing gland |
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@What type motion is required to seal a gate valve?
- \A
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A. Linear | B. Rotary | C. Upward | D. Forward |
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@What type motion is required to seal a ball valve?
- \B
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A. Linear | B. Rotary | C. Upward | D. Forward |
-
@Which of the these optical aids can be used in remote visual VT-2 examination?
- \D
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A. mirrors | B. fiber-scopes | C. cameras | D. B and C |
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@You are performing a VT-2 inspection on a vertical insulated piping run, a liquid is noted coming out of the insulation at the lowest point. What do you do.
- \D
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A. Reject the item due to a leak | B. Accept the condition due to the fact this type leak is always OK | C. Report it to NRC because it is a major condition | D. Record the condition and have the insulation removed for further |
- inspection.
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@Check valve are primarily used in piping systems where:
- \D
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A. throttling is required | B. on-off control of fluid flow is required | C. direction of flow is to be changed | D. back flow is to be prevented |
-
@An impeller is part of a:
- \B
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A. Valve internal | B. Pump | C. internal part of the swing check valve | D. part of a reactor vessel |
-
@The term "component support" typically refers to:
- \B
- |A. only those devices that have a non-integral attachment and are in the
- vertical or horizontal axis
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B. all devices that transmit loads from a component to the building structure | C. only those devices that support piping systems in the X, Y, and Z axis | D. all devices that have an integral attachment to the building structure |
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@Which of the following best describes a non-integral attachment of a component support:
- \A
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A. A hanger bolted to a structural steel member | B. A welded lug on a vessel | C. The welded vessel skirt | D. A welded-frame restraint attached to the building structure |
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@Which of the following allows motion during normal plant operation but will restrain component motion during abnormal loading?
- \C
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A. Hanger | B. Restraint | C. Snubber | D. Support |
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@Which of the following best describes the function of a hanger?
- \
- A
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A. Carries the component weight from above | B. Carries the component weight from below | C. Installed vertically in compression | D. Installed to allow no motion in the horizontal |
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@A hydrostatic test is what type VT-2 test?
- \C
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A. A test at normal operating pressure | B. A test that requires a minimum of a 8 hour hold time | C. A test at a pressure above normal operating pressure | D. A test requiring a the ANII to witness |
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@Primary member of component supports are designed to:
- \A
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A. carry the component load | B. lift the component load | C. raise the component load | D. lower the component load |
-
@The purpose of a snubber is to:
- \B
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A. reduce thermal gradient | B. restrain abnormal dynamic movement | C. eliminate slow gradual movement | D. do all of the above |
-
@Component supports are designed to transmit:
- \B
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A. water | B. loads | C. steam | D. coal |
-
@Component supports that carry the weight of the component from above with the primary member usually in tension are called:
- \A
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A. hangers | B. snubbers | C. supports | D. restraints |
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@Component supports that carry the weight of the component from below with the primary member usually in compression are called:
- \C
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A. hangers | B. snubbers | C. supports | D. restraints |
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@Component supports that dampen by either hydraulic action are called:
- \B
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A. hangers | B. snubbers | C. supports | D. restraints |
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@Component supports that are built to restrain movement along one or more of the 3 principle axes (X, Y, & Z) are called:
- \D
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A. hangers | B. snubbers | C. supports | D. restraints |
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@Which of the following best describes the characteristics of a variable spring hanger (spring can) support?
- \C
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A. Used to attach the hanger to the component | B. Supports the component from below but allows it to move freely | C. Allows vertical movement with uniform force over full travel range | D. Restrains movement in one direction but allows movement in other |
- directions
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@Which of the following best describes the characteristics of a constant spring support?
- \C
|
A. Used to attach the hanger to the component | B. Supports the component from below but allows it to move freely | C. Allows vertical movement with uniform force over full travel range | D. Restrains movement in one direction but allows movement in other directions |
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@Which of the following best describes the importance of a snubber in a nuclear power plant?
- \B
|
A. Supports the piping system by allowing limited vertical movement | B. Prevents piping and equipment failure during seismic events | C. Controls water hammer in the piping system | D. Provides tensile support for large equipment to prevent cracking of concrete base |
-
@With reference to snubber, which of the following best describes the term drag?
- \A
- |A. The internal friction resistance against an axial movement at a given
- velocity before activation
- |B. The rate of snubber movement at one end with respect to the other, in a
- linear direction, after activation
|
C. The magnitude of the motion that activates the snubber | D. The extent of free axial movement prior to activation |
-
@When inspecting an installed snubber, you would look for:
- \E
|
A. physical damage | B. proper setting | C. missing parts | D. corrosion damage | E. all of the above |
-
@When inspecting an installed variable spring hanger, you would look for:
- \E
|
A. physical damage | B. proper setting | C. missing parts | D. corrosion damage | E. all of the above |
-
@When inspecting an installed component support, you would look for:
- \E
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A. physical damage | B. attachment to component | C. missing parts | D. corrosion damage | E. all of the above |
-
@When performing a VT-3 inspection on Figure #8, what areas would you inspect?
- \A
|
A. Inspect from the building structure through the lower end of the pipe clamp | B. Inspect from the centerline of the upper spherical barring to the center line of the lower spherical barring | C. The main snubber housing only | D. From the build structure through the lower spherical barring |
-
@The reactor vessel head is typically held in place by:
- \B
|
A. a series of clamps requiring frequent visual examination | B. stud bolts and nuts | C. welded straps | D. the weight of the material |
-
@Spargers are found in:
- \A
|
A. BWR Reactor Vessel | B. PWR Reactor Vessel | C. both BWR and PWR Vessels | D. Neither BWR nor PWP Vessels |
-
@Jet Pumps are found in:
- \A
|
A. BWR Reactor Vessel | B. PWR Reactor Vessel | C. both BWR and PWR Vessels | D. Neither BWR nor PWP Vessels |
-
@It typically considered a direct visual examination if the individual performing the examination can:
- \D
|
A. position the end of a fiberscope to within 24" of the object | B. use artificial lighting to illuminate and diffuse the light through the area under examination | C. place a mirror within with in 24" of the object being examined | D. place the eye within 24 " of the surface at an angle not less than 30 deg. |
-
@Borescope are typically use in:
- \B
|
A. direct visual examination | B. remote visual examination | C. translucent visual examination | D. physical inspection |
-
@In order to be considered a direct visual examination the component being examined must be within what distance of the eye?
- \C
|
A. 10 inches | B. 12 inches | C. 24 inches | D. 36 inches |
-
@Which of the following describes a flexible optical aid that transmits the image electronically to a monitor?
- \A
|
A. Videoprobe | B. Borescope | C. Fiberscope | D. Mirrors |
-
@Flexible glass strands used to transmit an image are found in
- \C
|
A. binoculars | B. telescopes | C. fiberscopes | D. borescopes |
-
@Remote visual examination can be performed using:
- \E
|
A. videoprobe | B. binoculars | C. fiberscopes | D. borescopes | E. all of the above |
-
@In borescope, the image is brought to the eyepiece by a:
- \A
- hollow tube
|
C. light guide | D. fiber bundle |
-
@A distinct advantage of a fiberscope over a borescope is a fiberscope is:
- \D
|
A. lightweight | B. rigid | C. simple to use | D. flexible |
-
@Burst and laps are typically found in which of the following forming process?
- \A
|
A. Forging | B. Rolling | C. Drawing | D. Extruding | E. Casting |
-
@Hot tears are typically found in which of the following forming process?
- \E
|
A. Forging | B. Rolling | C. Drawing | D. Extruding | E. Casting |
-
@Cold shuts are typically found in which of the following forming process?
- \E
|
A. Forging | B. Rolling | C. Drawing | D. Extruding | E. Casting |
-
@Laminations are typically found in which of the following forming process?
- \B
|
A. Forging | B. Rolling | C. Drawing | D. Extruding | E. Casting |
-
@Unfused chaplets are typically found in which of the following forming process?
- \E
|
A. Forging | B. Rolling | C. Drawing | D. Extruding | E. Casting |
-
@Lamination found in finished rolled products, such as plate, angle iron and "I" beams, typically appear on the:
- \A
|
A. centerline | B. corner | C. edge | D. face |
- @A casting discontinuity that appears as a fold of metal or a smooth, crack-like indication is typically called:
- \D
|
A. a hot tear | B. unfused porosity | C. an inclusion | D. a cold shut |
-
@When inherent discontinuities such as porosity are subjected to further processing such as rolling, it is possible to cause:
- \B
|
A. cold shuts | B. laminations | C. unfused chaplets | D. metallic inclusions |
-
@Unfused chaplets are associated with:
- \A
|
A. casting | B. welding | C. forging | D. rolling |
-
@Laminations are generally:
- \A
|
A. linear and parallel with the surface of the plate | B. linear and perpendicular with the surface of the plate | C. linear and randomly oriented in the plate | D. characterized by containing tungsten inclusions |
-
@The distance from the toe of the weld to the root in a convex fillet weld is the:
- \D
|
A. actual throat | B. theoretical throat | C. crown | D. leg length |
-
@In a fillet weld, the weld size is also the:
- \D|A. actual throat
|
B. theoretical throat | C. crown | D. leg length |
-
@GTAW produces coalescence by heating metals with an arc between the work and a:
- \C
|
A. bare filler metal electrode | B. covered tungsten electrode | C. bare tungsten electrode | D. covered filler metal electrode |
-
@The distance from the root of the fillet weld to the crown in a convex fillet weld is the:
- \A
|
A. actual throat | B. theoretical throat | C. crown | D. leg length |
-
@Which of the following describes a joint type that could be joined with a fillet weld?
- \C
|
A. Single-V | B. Edge joint | C. Tee-joint | D. Double level |
-
@Crown reinforcement and root reinforcement are both considered when measuring the:
- \B
|
A. root opening of a groove weld | B. actual throat of a groove weld | C. distance to the toe of a fillet weld | D. groove angle of the root face in a lap weld |
-
@The actual throat of a weld is the:
- \B
|
A. actual distance from the face of the weld to the vertical leg | B. shortest distance from the root of the weld to its face | C. distance from the toe to the actual root | D. theoretical throat distance minus the convexity of the weld face |
-
@SMAW produces coalescence by heating metals with an arc between the work and a:
- \D
|
A. bare filler metal electrode | B. covered tungsten electrode | C. bare tungsten electrode | D. covered filler metal electrode |
-
@GMAW produces coalescence by heating metals with an arc between the work and a:
- \D
|
A. bare filler metal electrode | B. covered tungsten electrode | C. bare tungsten electrode | D. covered filler metal electrode |
-
@Which welding process uses an inert gas as a protective covering for the molten metal during the welding process?
- \B
|
A. SMAW | B. GTAW | C. SAW | D. Resistance welding |
-
@VT-2 examinations are conducted on:
- \D
|
A. insulated components | B. non-insulated components | C. buried components | D. All of the above |
-
@Which welding process is shielded by decomposition of the electrode covering during the welding process?
- \A
|
A. SMAW | B. GTAW | C. SAW | D. Resistance welding |
-
@Gas bubbles entrapped in welds are know as?
- \C
|
A. slag | B. inclusions | C. porosity | D. laminations |
-
@Crater cracks are normally found by visual examination at what location?
- \D
|
A. the centerline of the weld | B. internally between weld passes | C. in the base material | D. in a start stop weld puddle |
-
@On a double V groove welded joint, which one of the following discontinuities could not be detected by the visual examination method?
- \C
|
A. crater crack | B. undercut | C. lack of penetration | D. underfill |
-
@A small star shaped pattern at the termination point of a weld bead is usually an indication of:
- \A
|
A. crater crack | B. undercut | C. lack of penetration | D. underfill |
-
@Tungsten inclusions and suckback are most characteristic of which welding process?
- \C
|
A. SMAW | B. GMAW | C. GTAW | D. FCAW |
-
@In its original shape, porosity would appear:
- \C
|
A. elongated | B. irregular | C. round or nearly round | D. linear |
-
@Porosity indications are characteristic of which welding process?
- \D
|
A. SMAW | B. GMAW | C. GTAW | D. All of the above |
-
@During the SMAW weld process, when the flux coating on an electrode is entrapped in the weld metal, is classified as?
- \C
|
A. lack of fusion | B. cracking | C. slag | D. porosity |
-
@Slag and non-metallic inclusions are most likely caused by:
- \A
|
A. inadequate interpass cleaning | B. moisture in the weld joint | C. high current | D. loss of shielding gas |
-
@Accumulation of boric acid residue could indicate:
- \B
|
A. lubricant leakage | B. coolant system leakage | C. paint residue | D. all of the above |
-
@The presence of undesirable gases can adversely affect the welding process by causing:
- \A
|
A. porosity | B. inclusions | C. laminations | D. weld craters |
-
@Excess moisture in SMAW electrode coating can cause
- \C
|
A. slag | B. cracking | C. porosity | D. weld craters |
-
@Embrittlement is the severe loss of ductility of a metal typically resulting from:
- \C
|
A. fatigue | B. erosion | C. inservice environment | D. cavitation |
-
@A fracture that is usually open to the surface and occurs during the solidification of a casting is typically called:
- \A
|
A. hot tear | B. crater crack | C. forging burst | D. forging crack |
-
@In a chloride environment stress corrosion cracking is often found in:
- \C
|
A. carbon steel | B. aluminum | C. stainless steel | D. brass |
-
@Before conducting a visual examination, which of the following must be removed from the surface to be examined
- \E
|
A. Excess rust | B. Weld slag | C. Oxides | D. Dirt | E. All of the above |
-
@A convex weld reinforcement surface is one that:
- \A
|
A. curves outward | B. basically flat | C. cause for rejection | D. curved inward |
-
@A concave weld reinforcement surface is one that:
- \A
|
A. curves outward | B. basically flat | C. cause for rejection | D. curved inward |
-
@A condition on the surface of a component that appears as a group of voids or gas pocket is best described as:
- \B
|
A. arc strikes | B. porosity | C. inclusion | D. crater crack | E. undercut |
-
@When performing VT-2 on a accessible horizontal run of insulated piping:
- \B
- |A. you only need to examine the lowest elevation where leakage may be
- detectable
|
B. you need to examine each insulated joint | C. you need to examine the area above the piping | D. all of the above |
-
@On insulated components, VT-2 can be performed:
- \A
|
A. without removing the insulation | B. only after the insulation is removed | C. by examining the highest elevation where leakage may be present | D. all of the above |
-
@A condition at the toe of the weld reinforcement (crown) where the base metal has been burn away and a linear cavity longitudinal to the weld remains:
- \E
|
A. arc strikes | B. porosity | C. inclusion | D. crater crack | E. undercut |
-
@A condition on the base material or on the weld where an unintentional rapid heating has occurred by a poorly connected welding ground cable or inadvertently striking the surface with the welding electrode, is best described as a/an:
- \A
|
A. arc strikes | B. porosity | C. inclusion | D. crater crack | E. undercut |
-
@A condition at the toe of the weld reinforcement (crown) where the weld preparation groove has not been filled with weld filler material, is best described as a/an:
- \C
|
A. arc strikes | B. porosity | C. underfill | D. crater crack | E. undercut |
-
@Bolting necking-down results from:
- \A
|
A. overloading | B. folding of metal | C. extrusion | D. insufficient ductility |
-
@A mechanical operated device that is designed to minimize the effects of an abnormal seismic loading condition best describes a:
- \B
|
A. hanger | B. snubber | C. restraint | D. variable spring support |
-
@A gate valve's function is to:
- \D
|
A. monitor flow | B. restrict flow | C. control flow | D. stop of allow complete flow |
-
@A globe valve's function is to:
- \C
|
A. monitor flow | B. restrict flow | C. control flow | D. stop of allow complete flow |
- @If you are performing a VT-2 inspection you are:
- \C
|
A. inspecting a component support | B. inspecting a weld | C. inspecting for leakage | D. inspecting a valve internals |
-
@Which type of valve allows flow in only one direction?
- \B
|
A. Globe valve | B. Check valve | C. Gate valve | D. Butterfly valve |
-
@Piping systems can be inspected for leakage while insulated?
-
@The coating on a valve have to be removed for VT-2 inspection.
- \C
|
A. Only is a leak is suspected | B. Coating have to remove for all VT-2 inspections | C. Valves can be inspected while coated |
-
@You are performing a VT-2 inspection on a horizontal insulated piping run, a liquid is noted coming out of the insulation. What do you do.
- \A
- |A. Record the condition and have the insulation be removed for further
- inspection.
|
B. Reject the item due to a leak | C. Accept the condition due to the fact this type leak is always OK | D. Report it to NRC because it is a major condition |
-
@What should you do if you notice very slight leakage from the stem packing of a valve while performing a VT examination?
- \A
|
A. Record it | B. Accept it | C. Ignore it | D. Reject it |
-
@Boric acid residue on a component appears:
- \C
|
A. to looks like iron oxide | B. turns the surface of the component black | C. as a white residue | D. to be a brown sticky liquid |
-
@Verification of the hot and cold settings is part of the visual examination of:
- \B
|
A. pumps | B. variable spring hangers | C. valves | D. steam generators |
-
@What type of motion is used to operate gate valves?
- \A
|
A. linear | B. rotary | C. straight | D. fluid |
-
@What type of motion is used to operate globe valves?
- \A
|
A. linear | B. rotary | C. straight | D. fluid |
-
@Pump cavitation usually occurs on or near the
- \B
|
A. bearing | B. impeller | C. shaft | D. rings |
-
@Water hammer is:
- \B
|
A. a device used for oil drilling | B. caused by an abrupt flow change | C. overfilling the water lines | D. an indication of cavitation |
-
@Cavitation
- \B
|
A. occurs only with the collapse of the gas vapor bubble | B. begins with the bubble and extends to the collapse of the cavity | C. occurs when the system pressure adjacent to a flow boundary is reduced below the vapor pressure of the liquid | D. is caused by a gradual drop in pressure |
-
@Excessive pump vibration can be caused by:
- \D
|
A. rotating element unbalance | B. worn or loose parts | C. misalignment | D. All of the above |
-
@You are performing a VT-2 inspection on a Valve, it is noted that a very small amount of water is leaking from the packing gland. What do you do?
- \A
|
A. Accept the condition for the VT-2 inspection but report the leak for future maintenance | B. Reject the item because any leak is unacceptable | C. Report the condition to NRC | D. As the maintenance department on what to do |
-
@A temperature rise in the pump bearings is usually due to:
- \B
|
A. operating the pump for too long a period | B. abnormal friction | C. malfunction of the thermocouple | D. cavitation |
-
@Accumulation of boric acid residue could indicatre:
- \D
|
A. corrosion | B. leakage | C. a recordable indication | D. all of the above |
-
@Where would you suspect leakage from a gate valve?
- \D
|
A. around the packing gland | B. bolted bonnet flange | C. around the shaft | D. all of the above |
-
@Visual examinations for leakage are performed by an inspector certified Level II for:
- \B
|
A. VT-1 | B. VT-2 | C. VT-3 | D. Any of the above |
-
@Visual examination of components where leakage is normally expected is conducted by verifying that the:
- \C
|
A. system pressure is raised to 1.5 times the normal pressure | B. test temperature is above 200 deg F | C. leakage collection system is operative | D. the system is drained during the inspection and pressurized with air |
-
@When performing VT-2 on a accessible vertical run of insulated piping:
- \A
|
A. you only need to examine the lowest elevation where leakage may be detectable | B. you need to examine each insulated joint | C. you need to examine the area above the piping | D. all of the above |
-
@An important tool during leakage inspection is
- \B
|
A. an 18% gray card | B. flashlight | C. a steel rule | D. a Cambridge gage |
-
@Leakage in non-insulated components is determined by examining the:
- \D
|
A. surrounding area | B. floor area | C. equipment surface | D. all of the above |
-
@In PWRs, Leakage sources and areas of general corrosion in ferritic steel components are usually identified by:
- \B
|
A. liquid penetrant inspection | B. boric acid residue | C. using a black light | D. by using ultrasonic examination |
-
@The principal advantage of visual examination for leakage is that:
- \A
|
A. the entire system can be tested at one time | B. it can indicate mechanical problems | C. the insulation has to be removed, which will reveal other problems | D. all of the above |
-
@Ferritic components exposed to boric acid can:
- \C
|
A. erode | B. is difficult to see | C. corrode | D. be ignored |
-
@A hanger is a component support which usually carries it load in:
- \B
|
A. compression | B. tension | C. both tension and compression | D. axial movement |
-
@A support is a device which usually carries it load in:
- \A
|
A. compression | B. tension | C. both tension and compression | D. axial movement |
- @A general term that encompasses all types of metal devices that transmit loads from the component to the building structure is a:
- \A
|
A. component support | B. vibration damper | C. structural frame | D. tensile load frame |
-
@A hydraulic operated device that is designed to minimize the effects of an abnormal seismic loading condition best describes a:
- \B
|
A. hanger | B. snubber | C. restraint | D. variable spring support |
-
@What type of movement do snubbers restrain?
- \A
|
A. Dynamic | B. Thermal | C. Hydrostatic | D. Normal plant operations |
-
@An integral attachment would typically refer to a
- \C
|
A. sliding cradle | B. a bolted clamp | C. a welded lug | D. bolted saddle clamp |
-
@An individual performing visual examination on a support that involved an integral attachment would be looking at:
- \B
|
A. loose bolts | B. weldment | C. cotter pins | D. riveted joint |
-
@Corrosion attack in the form of pitting is called:
- \A
|
A. localized corrosion | B. galvanic corrosion | C. erosion corrosion | D. intergranular corrosion |
-
@Corrosion attack in the form of fine cracking that follows the metal grain boundary is called:
- \D
|
A. localized corrosion | B. galvanic corrosion | C. erosion corrosion | D. intergranular corrosion |
-
@Corrosion attack caused by the reaction of dissimilar metals in contact is called:
- \B
|
A. localized corrosion | B. galvanic corrosion | C. erosion corrosion | D. intergranular corrosion |
-
@Which of the following is a key examination area when examining a restraint?
- \E
|
A. pipe to clamp interface | B. integral connections between composite pieces | C. clearances, gaps, and contacting parts | D. attachments to the building structure | E. all of the above |
-
@A frozen snubber is one that:
- \D
|
A. is installed in cold locations | B. does not restrain | C. leaks fluid | D. does not move |
-
@A snubber is an example of:
- \C
|
A. an anchor | B. a hanger | C. a restraint | D. a support |
-
@Verification of the hot and cold settings is part of the visual examination of:
- \B
|
A. pumps | B. subbers | C. valves | D. steam genarators |
-
@One of the primary reasons for hydraulic snubber failure is:
- \A
|
A. seal leakage | B. mechanical failure | C. piston rod movement during operation | D. torque drum movement |
-
@Deformed component support parts are usually caused by:
- \C
|
A. corrosion | B. fatigue | C. physical damage | D. inadequate construction practices |
-
@The failure of components under cyclic loading is usually caused by:
- \B
|
A. corrosion | B. fatigue | C. physical damage | D. inadequate construction practices |
-
@The inspection of reactor vessel internals is normally performed by using:
- \A
|
A. closed circuit TV systems | B. view boxes | C. fiberscopes | D. borescopes |
-
@The visual of examination of reactor vessel internals typically involves:
- \D
|
A. VT-1 only | B. VT-2 only | C. VT-3 only | D. VT-1 AND VT-3 |
-
@A distinct advantage of a fiberscope over a borescope is a fiberscope is:
- \A
|
A. Flexible | B. Rigid | C. lighter in weight | D. simpler to use |
-
@In Borescopes the image is brought to the eyepiece by a:
- \C
|
A. hollow tube | B. light guide | C. lens train | D. fiber bundle |
-
@In fiberscopes the image is brought to the eyepiece by a:
- \D
|
A. hollow tube | B. light guide | C. lens train | D. fiber bundle |
-
@In order to pervent light from diffusing out, each individual fiber is coated with a very thin layer of __________ with a different refractive index.
- \C
|
A. steel | B. silver | C. glass | D. wax |
-
@Discontinuities that are related to the original melting and solidification are considered:
- \A
|
A. inherent discontinuities | B. primary processing discontinuities | C. secondary processing discontinuities | D. Service induced discontinuities |
-
@Discontinuities that are related to the processing the original melting and solidification of the metal by forging, pecering, and extruding are:
- \B
|
A. inherent discontinuities | B. primary processing discontinuities | C. secondary processing discontinuities | D. Service induced discontinuities |
-
@Discontinuities that are related to welding, grinding and machining are considered:
- \C
|
A. inherent discontinuities | B. primary processing discontinuities | C. secondary processing discontinuities | D. Service induced discontinuities |
-
@Which of the following processing discontinuities occur in forgings?
- \A
|
A. burst | B. slugs | C. hot tears | D. porosity |
-
@Which of the following processing discontinuities occur in castings?
- \C
|
A. burst | B. slugs | C. hot tears | D. seams |
-
@The GTAW process is considered a:
- \D
|
A. manual process | B. semi-automatic process | C. automatic process | D. All of the above |
-
@Which of the following describes a joint type that could be joined with a fillet weld?
- \B
|
A. Butt joint | B. T-Joint | C. Edge joint | D. Square grove joint |
-
@Which of the following welding processes is also known as "Stick Welding"
- \C
|
A. GTAW | B. GMAW | C. SMAW | D. RTAW |
-
@Which of the following welding processes is also known as "TIG Welding"
- \A
|
A. GTAW | B. GMAW | C. SMAW | D. RTAW |
-
@A condition in a weld metal where groups of pores or voids are closely following by lengths of porosity free metal is called:
- \B
|
A. uniform scattered porosity | B. cluster porosity | C. linear porosity | D. wormhole porosity |
-
@Which of the following welding processes is also known as "MIG Welding"
- \B
|
A. GTAW | B. GMAW | C. SMAW | D. SAW |
-
@Fatigue failure is a:
- \D
|
A. inherent discontinuity | B. primary processing discontinuity | C. secondary processing discontinuity | D. Service induced discontinuity |
-
@A condition on the surface of a weld that appears, as a group of voids or gas pockets is best described as:
- \C
|
A. arc strike | B. inclusion | C. porosity | D. crater cracks |
-
@A processing discontinuity associated with the piercing process is termed:
- \B
|
A. a burst | B. a scab | C. a lap | D. a slug |
-
@A processing discontinuity associated with the forging process is termed:
- \C
|
A. a porosity | B. a scab | C. a lap | D. a slug |
-
@According to ASME Section XI, the term "Bolting" Consists of :
- \D
|
A. bolts | B. studs | C. washers and bushings | D. All of the above |
-
@Per ASME Section XI, bolting is divided into two categories based on:
- \D
|
A. type | B. material composition | C. length | D. size |
-
@A fracture that is usually open the surface and occur during the solidification of a casting is typically called a
- \D
|
A. crater crack | B. forging crack | C. burst | D. hot tear |
-
@Mechanical fatigue is a exclusively high-stress, low cycle phenomenon.
-
@Burst and laps are typical of which of the following forming processes?
- \D
|
A. Rolling | B. Drawing | C. Piercing | D. Forging |
-
@The leg length and the size of a fillet weld are the same:
-
@Embrittlement is easily detected visually.
-
@The SMAW process is considered a:
- \A
|
A. manual | B. semi-automatic process | C. automatic process | D. All of the above |
-
@Which of the following describes a join type that could be joined with a fillet weld?
- \B
|
A. Double-bevel | B. T-joint | C. Single-V joint | D. Edge joint |
-
@Visual examination of welds are normally performed:
- \D
|
A. prior to start of fabrication | B. in process | C. after completion of | D. all of the above |
|
|