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Gunners Mate Manual
E7 Test Questions
38
Other
Professional
01/04/2014

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Term
Which explosive detonates rapidly, also known as _____?
Definition
High explosive, detonation
Term
Which explosive detonates slowly, also known as _____?
Definition
Low explosive, deflagration
Term
What explosive classifications make up the "explosive train"?
Definition
Initiators, boosters, igniters, propellants, and main charge.
Term
What classification is the primer on a small arms cartridge?
Definition
Initiator
Term
What are the three ways a propellant burns?
Definition
Progressive, neutral, and regressive.
Term
Explosives that absorb moisture easily are known as what?
Definition
Hygroscopic
Term
What is the total burn time on a MK58 MLM?
Definition
40-60 minutes
Term
What is the total burn time on a MK25 MLM?
Definition
15 minutes
Term
What are the classifications of missile speed?
Definition
Subsonic - Mach 0.8
Transonic - Mach .8 - 1.2
Super sonic - Mach 1.2 - 5.0
Hyper sonic - Mach >5.0
Term
What does yellow coloring on ordnance indicate?
Definition
High explosive
Term
What does brown coloring on ordnance indicate?
Definition
Rocket motor or low explosive present
Term
What does the following colors indicate?
Gray w/ red band, gray w/ dark green band?
Definition
Irritant, Toxin
Term
What does black coloring on ordnance indicate?
Definition
Armor defeating
Term
What does light blue coloring on ordnance indicate?
Definition
Dummy/inert
Term
What does light red coloring on ordnance indicate?
Definition
Incendiary
Term
What is the rate a magazine floods?
Definition
4 gallons per minute per foot
Term
What is the temperature at which a HSD link melts?
Definition
160F -+3 degrees
Term
What is the minimum actuation pressure of an MSV?
Definition
40PSI
Term
What are the diameter of the installed orifice plate opening?
Definition
.098 inches
Term
What is the maximum number of transmission lines per PRP?
Definition
12
Term
At what temperature will the VLS deluge activate?
Definition
190F
Term
What are the vital stats of the VLS deluge systems?
Definition
28 gal tank filled with 15 gal freshwater. 225 psi at 40 GPM flow.
Term
In what type of operation is the weight of the breech important?
Definition
Blowback
Term
What are the ranges of the 9mm?
Definition
1962 yards 1800 meter
54.7 yards 50 meters
Term
What is the cyclic firing rate of the M14?
Definition
750 rpm
Term
What are the max range and muzzle velocity for the M16A4 and M4?
Definition
M16: 3100fps M4: 2790fps
550 meters 500 meters
Term
What line throwing kit and cartridges are used on the M14/M16?
Definition
MK87 MOD 0
M14: M64
M16: M195
Term
How long is a roll of shotline, and what is its tensile strength?
Definition
550ft, 125lbs
Term
What is the max range of the line throwing kit from each weapon at 45 degree elevation?
Definition
M14: 90 yds M16: 85 yds
Term
What is the .50 cal vital stats?
Definition
56lb receiver, 26lb barrel, max range 7400yd, max effective 2000yd, ROF 450-500rpm, 2930fps muzzle velocity
Term
This is the curved forward portion of the projectile.
Definition
Ogive
Term
What term is used to describe the slight forward movement of components during projectile flight?
Definition
Creep
Term
How many rounds can the loading system of the MK75 hold?
Definition
Revolving magazine: 70 (35 rounds inner, 35 rounds outer)
Screw feeder: 6
Loader drum: 4
80 total rounds
Term
When is the fuze set in a 5" projectile?
Definition
Immediately before transfer to the upper hoist
Term
After firing, what is the major difference in the action of the empty case tray in the 5"?
Definition
MOD 1 & 2, the empty case tray lowers to firing position
MOD 4 it remains in the up position for firing
Term
What is a hot gun on a 5"?
Definition
5 rounds in 4 hours
Term
How many VLS cells by MOD fwd/aft?
Definition
MK41 MOD 0: 61/61 CG 52 and up
MK41 MOD 2: 29/61 DDG 51-78
MK41 MOD 7 & 14: 32/64 DDG 79 and up
Term
How long is one pace?
Definition
30in Men/ 24in Women
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