7. Which weapon types use fixed rounds of ammunition?
A.
Guns, cannons, and recoilless rifles.
B.
Howitzers and rocket launchers.
C.
Guns, rifles, and mortars.
D.
Guns, howitzers, and mortars.
8. What purpose does an obturating band accomplish?
A.
It provides a ballistic counterweight and improves the projectile's aerodynamics.
B.
It swells to provide a gas stop between the round and the weapon walls.
C.
It clamps the two sections of the munition body together.
D.
It engages the lands and grooves of the weapon to lock in propellant gases and impart spin to the
round.
9. How many fuzes do hand grenades use?
A.
One.
B.
Two.
C.
Three.
D.
Four.
10. What type of primer is used to launch 40-millimeter cartridges from a weapon?
A.
Pyrotechnic-delay.
B.
Electrically primed.
C.
Burning base-ejection.
D.
Percussion.
11. What is the smallest mortar in the Army inventory?
A.
120-millimeter.
B.
81-millimeter.
C.
60-millimeter.
D.
40-millimeter.
12. What is the color code for the M91 120-millimeter mortar cartridge?
A.
An olive-drab body with white markings.
B.
An olive-drab body with black markings.
C.
A white body with black markings.
D.
A white body with markings in the color of the smoke emitted.
13. What settings are available on the M734 multi-option mortar fuze?
A.
MT, MTSQ, IMP, and long-delay.
B.
PRX, near-surface burst, IMP, and delay.
C.
MTSQ, IMP, MT, and concrete-piercing.
D.
Variable-time, IMP, short-delay, and long-delay.
14. What is the filler for the M494 105-millimeter tank cartridge?
A.
HE.
B.
M42 antipersonnel grenades.
C.
Flechettes and a dye marker.
D.
WP.
15. How are large-caliber howitzer rounds classified?
A.
As fixed rounds.
B.
As semi-fixed rounds.
C.
As separated rounds.
D.
As separate-loading rounds.
MM0145
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