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Ryat8801
on FreezingBlue Flashcards.
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What are the three types of ballistics?
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Three branches of trajectory
- Rising Branch
- Max Ord
- Falling Branch
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Torque settings on the 2010?
- 16-18 on the scope
- 65 on barrel to chassis and rings
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Near range zero
Where bullet 1st crosses the line of sight
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Actual range zero
When bullet hits target
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Two types of zero
- Near range zero
- Actual range zero
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The unit of angular measure that equals 1/60th of a degree of an arc?
Minute of Angle
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How many True Minutes of Angle in 1" at 100 yards?
1.047"
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How many inches are in a Shooter Minute of Angle at 100 yards/meters?
1''
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How do you use the Rapid Engagement Technique?
"Hat" number divided by two
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What is 1 mil at 100 Meters?
3.937
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How many radians in a circle?
6.2832
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A mil radian is what percentage of a radian?
1/1000th
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What are the 4 target indicators?
- Olfactory
- Tactile
- Auditory
- Visual
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What are the eight visual target indicators?
- Siting
- Shape
- Shadows
- Silhouettes
- Surface
- Spacing
- Color
- Movement
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What are the three types of camouflage pattern?
- Striping
- Blotching
- Combination
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Three things to consider during Judging Distance by Eye:
- Nature of target
- Nature of terrain
- Light conditions
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What are the five methods of range E?
- 100 meter unit of measure
- Bracketing method
- Halving method
- Averaging method
- Appearance of object method
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The average human is how many inches from head to waist?
30"
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The average human is how many inches from Head to crotch?
39"
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What degree and o'clock would give you a full value wind?
90, 3, 9
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As they relate to wind
3
5
8
12
15
- smoke
- grass
- leaves
- branches
- trees
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Mirage will move at what velocity compared to the wind, through the scope?
The same
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How much do you subtract from a mil from light to medium mirage?
.05 mils
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How much do you subtract from a mil for heavy mirage?
.1 mil
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What is the formula for MOA full value wind?
R*V/10=MOA
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What are the three stages of flight?
- Supersonic
- Transonic
- Subsonic
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The initial travel of a bullet is _______?
Supersonic
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What is Danger Space?
The space over a horizontal surface in which a bullet has not risen above, nor dropped below, a particular target.
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What is Grazing Fire?
When both danger spaces become one continuous danger space.
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What is the angle at which the rifle barrel is elevated in order to compensate for the effects of gravity and air resistance resulting in a predetermined flight path and distance of a bullet?
Angle of Departure
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What is a ballistic bias?
An angular, physical means of elevating the rear portion of the scope which results in a variance between line of sight and angle of departure.
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What kind of night vision project some type of energy that illuminates the target?
Active
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What kind of night vision systems do not project energy into the target area?
Passive
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What are the two types of passive systems?
- Image intensification
- Thermal imagery
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Where are cone cells and what do they do?
Located in the central portion of the back wall, these are day vision and see in color.
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Where are rod cells and what do they do?
Rod cells surround the central portion of the cone cells and see in black and white.
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