2-13.
A complete round of service rocket ammuni-
tion consists of which of the components?
1.
The motor only
2.
The warhead only
3.
The fuze only
4.
The motor, warhead, and fuze
2-14.
Which of the following rocket components
is/are a part of the motor?
1.
The fuze
2.
The propellant only
3.
The nozzle and fin assembly only
4.
The propellant and nozzle and fin assem-
bly
2-15.
An internal burning, star perforation, double
base, solid propellant is contained in which of
the following rocket motors?
1.
2.75 in. only
2.
5.0 in. only
3.
2.75 in. and 5.0 in
4.
6.25 in.
2-16.
To restrict or control burning, inhibitors are
used on what areas of the propellant grain?
1.
The aft end only
2.
The forward end only
3.
The outer diametrical surface only
4.
The aft end, the forward end, and the outer
diametrical surface
2-17.
If inhibitors were NOT used on rocket motors
that use propellant grain, what action would
occur?
1.
Erosive burning
2.
Excessive pressure
3.
An increased burning rate
4.
A decreased burning rate
2-18.
The igniter is in what location on a 2.75-inch
motor?
1.
The nozzle fin assembly
2.
The forward end of the motor
3.
The nozzle plate
4.
The fin-actuating piston
2-19.
Inhibitors cause the propellant grain to burn in
which of the following directions?
1.
Center to outward only
2.
Forward to aft only
3.
Center to outward and forward to aft
4.
Aft to forward
2-20.
What rocket component prevents an unstable
burning of the propellant grain?
1.
The molded plastic cellulose
2.
The stabilizing rod
3.
The fin nozzle assembly
4.
The spirally wrapped ethyl cellulose tape
2-21.
What rocket component ensures that the
propellant grain ignites simultaneously for-
ward and aft?
1.
The stabilizing rod
2.
The igniter
3.
The inhibitor
4.
The front nozzle assembly
2-22.
The igniter in a 5.0-inch rocket motor contains
what total number of squibs?
1.
One
2.
Two
3.
Three
4.
Four
1-23.
A Mk 66 nozzle assembly consists of all
EXCEPT which of the following items?
1.
A carbon insert
2.
A weather seal
3.
A fin assembly
4.
An igniter
2-24.
When NOT installed in a launcher, what device
holds the spring-loaded fins of a Mk 71 rocket
motor in the closed position?
1.
The fin safety pin
2.
The fin safety strap
3.
The fin retainer band
4.
The fin retainer lock
2-25.
Rocket warheads are classified in which of the
following ways?
1.
Flare only
2.
Flechette only
3.
Smoke only
4.
Flare, flechette, and smoke
2-26.
Information pertaining to specific rocket com-
ponents is contained in which of the following
NAVAIR manuals?
1.
11-5E-18
2.
11-15-7
3.
11-75A-92
4.
16-1-529
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