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HAM Technician T6
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What electrical component opposes the flow of current in a DC circuit?
A. Voltmeter
B. Inductor
C. Resistor
D. Transformer
C. Resistor
What type of component is often used as an adjustable volume control?
A. Transformer
B. Potentiometer
C. Fixed resistor
D. Power resistor
B. Potentiometer
What electrical parameter is controlled by a potentiometer?
A. Resistance
B. Inductance
C. Field strength
D. Capacitance
A. Resistance
What electrical component stores energy in an electric field?
A. Resistor
B. Inductor
C. Diode
D. Capacitor
D. Capacitor
What type of electrical component consists of two or more conductive surfaces separated by an insulator?
A. Capacitor
B. Potentiometer
C. Resistor
D. Oscillator
A. Capacitor
What type of electrical component stores energy in a magnetic field?
A. Diode
B. Capacitor
C. Inductor
D. Resistor
C. Inductor
What electrical component usually is constructed as a coil of wire?
A. Diode
B. Inductor
C. Capacitor
D. Switch
B. Inductor
What electrical component is used to connect or disconnect electrical circuits?
A. Magnetron
B. Thermistor
C. Switch
D. All of these choices are correct
C. Switch
What electrical component is used to protect other circuit components from current overloads?
A. All of these choices are correct
B. Inductor
C. Capacitor
D. Fuse
D. Fuse
Which of the following battery types is rechargeable?
A. Nickel-metal hydride
B. Lead-acid gel-cell
C. All of these choices are correct
D. Lithium-ion
C. All of these choices are correct
Which of the following battery types is not rechargeable?
A. Nickel-cadmium
B. Lithium-ion
C. Lead-acid
D. Carbon-zinc
D. Carbon-zinc
What class of electronic components uses a voltage or current signal to control current flow?
A. Inductors
B. Transistors
C. Resistors
D. Capacitors
B. Transistors
What electronic component allows current to flow in only one direction?
A. Resistor
B. Fuse
C. Diode
D. Driven element
C. Diode
Which of these components can be used as an electronic switch or amplifier?
A. Transistor
B. Oscillator
C. Potentiometer
D. Voltmeter
A. Transistor
Which of the following components can consist of three layers of semiconductor material?
A. Alternator
B. Transistor
C. Pentagrid converter
D. Triode
B. Transistor
Which of the following electronic components can amplify signals?
A. Variable resistor
B. Electrolytic capacitor
C. Transistor
D. Multi-cell battery
C. Transistor
How is the cathode lead of a semiconductor diode often marked on the package?
A. With a stripe
B. With the letter C
C. With the word "cathode"
D. With the letter K
A. With a stripe
What does the abbreviation LED stand for?
A. Liquid Emission Detector
B. Long Echo Delay
C. Light Emitting Diode
D. Low Emission Diode
C. Light Emitting Diode
What does the abbreviation FET stand for?
A. Free Electron Transmitter
B. Frequency Emission Transmitter
C. Fast Electron Transistor
D. Field Effect Transistor
D. Field Effect Transistor
What are the names of the two electrodes of a diode?
A. Gate and base
B. Source and drain
C. Anode and cathode
D. Plus and minus
C. Anode and cathode
Which of the following could be the primary gain-producing component in an RF power amplifier?
A. Transformer
B. Reactor
C. Resistor
D. Transistor
D. Transistor
What is the term that describes a device's ability to amplify a signal?
A. Forward resistance
B. On resistance
C. Forward voltage drop
D. Gain
D. Gain
What is the name of an electrical wiring diagram that uses standard component symbols?
A. Schematic
B. Bill of materials
C. Connector pinout
D. Flow chart
A. Schematic
What is component 1 in figure T1?
A. Transistor
B. Connector
C. Resistor
D. Battery
C. Resistor
What is component 2 in figure T1?
A. Transistor
B. Resistor
C. Connector
D. Indicator lamp
A. Transistor
What is component 3 in figure T1?
A. Ground symbol
B. Resistor
C. Lamp
D. Transistor
C. Lamp
What is component 4 in figure T1?
A. Resistor
B. Transistor
C. Battery
D. Ground symbol
C. Battery
What is component 6 in figure T2?
A. Regulator IC
B. Resistor
C. Transistor
D. Capacitor
D. Capacitor
What is component 8 in figure T2?
A. Resistor
B. Regulator IC
C. Light emitting diode
D. Inductor
C. Light emitting diode
What is component 9 in figure T2?
A. Variable capacitor
B. Variable inductor
C. Variable resistor
D. Variable transformer
C. Variable resistor
What is component 4 in figure T2?
A. Potentiometer
B. Transformer
C. Double-pole switch
D. Variable inductor
B. Transformer
What is component 3 in figure T3?
A. Connector
B. Variable capacitor
C. Meter
D. Variable inductor
D. Variable inductor
What is component 4 in figure T3?
A. Transmitter
B. Ground
C. Dummy load
D. Antenna
D. Antenna
What do the symbols on an electrical schematic represent?
A. Logic states
B. Traffic nodes
C. Electrical components
D. Digital codes
C. Electrical components
Which of the following is accurately represented in electrical schematics?
A. All of these choices are correct
B. Wire lengths
C. Physical appearance of components
D. The way components are interconnected
D. The way components are interconnected
Which of the following devices or circuits changes an alternating current into a varying direct current signal?
A. Reflector
B. Rectifier
C. Amplifier
D. Transformer
B. Rectifier
What is a relay?
A. An electrically-controlled switch
B. An optical sensor
C. A current controlled amplifier
D. A pass transistor
A. An electrically-controlled switch
What type of switch is represented by component 3 in figure T2?
A. Single-pole single-throw
B. Double-pole single-throw
C. Single-pole double-throw
D. Double-pole double-throw
A. Single-pole single-throw
Which of the following displays an electrical quantity as a numeric value?
A. Relay
B. Transistor
C. Meter
D. Potentiometer
C. Meter
What type of circuit controls the amount of voltage from a power supply?
A. Phase inverter
B. Regulator
C. Filter
D. Oscillator
B. Regulator
What component is commonly used to change 120V AC house current to a lower AC voltage for other uses?
A. Diode
B. Variable capacitor
C. Transformer
D. Transistor
C. Transformer
Which of the following is commonly used as a visual indicator?
A. Zener diode
B. LED
C. Bipolar transistor
D. FET
B. LED
Which of the following is combined with an inductor to make a tuned circuit?
A. Capacitor
B. Zener diode
C. Resistor
D. Potentiometer
A. Capacitor
What is the name of a device that combines several semiconductors and other components into one package?
A. Multi-pole relay
B. Transducer
C. Transformer
D. Integrated circuit
D. Integrated circuit
What is the function of component 2 in Figure T1?
A. Supply electrical energy
B. Convert electrical energy into radio waves
C. Control the flow of current
D. Give off light when current flows through it
C. Control the flow of current
Which of the following is a resonant or tuned circuit?
A. A circuit designed to provide high-fidelity audio
B. A resistor circuit used for reducing standing wave ratio
C. An inductor and a capacitor connected in series or parallel to form a filter
D. A type of voltage regulator
C. An inductor and a capacitor connected in series or parallel to form a filter
Which of the following is a common reason to use shielded wire?
A. To decrease the resistance of DC power connections
B. To increase the current carrying capability of the wire
C. To couple the wire to other signals
D. To prevent coupling of unwanted signals to or from the wire
D. To prevent coupling of unwanted signals to or from the wire
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Author
dcbailo
ID
352969
Card Set
HAM Technician T6
Description
Subelement T6 - Electrical components; circuit diagrams; component functions
Updated
2020-08-28T03:18:00Z
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