153.
The result of forces acting as
shown in figure 1Q would be a
torque of
1.
600 ft-lb
2.
1,180 ftlb
3.
1,820 ftlb
4.
2,680 ftlb
Information to answer questions
o
154 through 1-56:
The service
manual for an engine states that a certain
nut is to be tightened by a moment of 90
footpounds.
154.
1-55.
156.
If a wrench 18 inches long is used,
the amount of force that should be
exerted at the end of the wrench is
1.
5 lb
2.
9 lb
3.
60 lb
4.
162 lb
How many pounds of effort could be
saved by using a two-foot long
wrench?
1.
15 lb
2.
30 lb
3.
45 lb
4.
50 lb
What kind of wrench could you use
that measures directly the amount
of force you are exerting on the
nut?
1.
Pipe wrench
2.
Torque wrench
3.
Spanner wrench
4.
Adjustable end wrench
157.
The result of forces operating as
shown in figure 1R is equivalent to
a moment of
1.
300 ftlb in a clockwise
direction
2.
700 ft-lb in a counterclockwise
direction
3.
4,500 ft-lb in a clockwise
direction
4.
6,000 ftlb in a
counterclockwise direction
When answering questions 158
o
through 1-60, refer to figure 1S.
158.
The clockwise moment about A is
1.
200 ftlb
2.
300 ft-lb
3.
1,200 ftlb
4.
1,800 ftlb
9