LESSON
PRACTICE EXERCISE
Read the following situation and use that information to answer the
items in this Practice Exercise. Check your answers with the answers
that follow.
Situation: You have been assigned to Headquarters Company, 3/77th
Battalion
(Mechanized)
3rd
Brigade,
54th
Infantry
Division
(Mechanized), Fort Atterbury, Indiana, as a Track Vehicle Repairer,
Military Occupation Speciality (MOS) 63H20. You will be involved in
the maintenance and repair of the M113A3 armored personnel carrier,
Full Tracked.
1.
What is the overall length of the M113A3 APC?
A.
150.1 inches.
B.
175.8 inches.
C.
209.38 inches.
D.
210.20 inches.
2.
What is the length of the M113A2 APC after it is-fitted with
external fuel tanks?
A.
191.00
inches.
B.
200.20
inches.
C.
205.30
inches.
D.
211.50
inches.
3.
The M113A3 is fitted with an upgraded engine and transmission
resulting in an increase of delivered horsepower.
What is the
reason for the increase in delivered horsepower?
A.
To compensate for added weight.
B.
To obtain higher speed during land operation.
C.
To obtain higher speed during swimming operation.
D.
To obtain a higher speed so the carrier can keep pace with
the M1 tank.
4.
What is the nominal compression ratio of the 6V53T engine?
A.
10.5 to 1.
B.
12.2 to 1.
C.
17.5 to 1.
D.
18 to 1.
32
OD1712
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