ASSIGNMENT 2
Textbook Assignment: “Aircraft Rockets and Rocket Launchers,” Pages 2-1 through 2-21.
2-1.
The history of rockets covers a span of what
total number of centuries?
1.
3 centuries
2.
5 centuries
3.
7 centuries
4.
8 centuries
2-2.
Acceleration and deceleration apply to rocket
fuzes that use gear timing devise in conjunction
with what principle?
1.
The setback principle
2.
The proximity principle
3.
The association principle
4.
The thrust principle
2-3.
What initiating device ignites the propellant
grain of a rocket?
1.
The motor
2.
The igniter
3.
The stabilizing rod
4.
The venturi-type nozzle
2-4.
A rocket misfire that later fires from delayed
ignition is known by which of the following
terms?
1.
Setback
2.
Ignition deficit
3.
Hangfire
4.
Propellant inhibitive
2-5.
A situation in which a rocket does NOT fire
when the firing circuit is energized is known by
which of the following terms?
1.
Misfire
2.
Setback
3.
Hangfire
4.
Deflagrate
2-6.
What component of a rocket contains the pro-
pellant, igniter, and nozzle?
1.
The crosshead
2.
The nozzle insert
3.
The contact disc
4.
The motor
2-7.
The solid fuel used in a rocket motor is known
by which of the following terms?
1.
Thrust inducer granules
2.
Propellant grain
3.
Liquid propellant
4.
Acceleration modules
2-8.
What term applies to a safety feature designed
into a fuze with a gear timing device?
1.
Ignition deflector
2.
Hangfire stabilizer
3.
Setback
4.
Retard protector
2-9.
The gases produced when a rocket motor pro-
pellant burns create what type of force?
1.
Thrust
2.
Lift
3.
Thermal
4.
Molecular
2-10.
Rockets are propelled by what means?
1.
The expulsion of gases
2.
An electrical discharge
3.
A jet engine
4.
A turbo fan engine
2-11.
Presently all rocket motor tubes are made from
what material?
1.
Aluminum
2.
Steel
3.
Fiberglass
4.
Titanium
2-12.
With a venturi nozzle design, the gas pressure
inside a rocket motor provides approximately
what percentage of the force required to move
the container forward?
1.
10%
2.
30%
3.
50%
4.
70%
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