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ASVAB ASVAB-SECTION-3 - Questions & Answers

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Question 1
Single choice

An induction clutch works by ___________.

A.

magnetism

B.

pneumatics

C.

hydraulics

D.

friction

Question 2
Single choice

If a first class lever with a resistance arm measuring 2 feet and an effort arm measuring 8 feet are being used, what's the mechanical advantage?

A.

2

B.

4

C.

6

D.

1

Question 3
Single choice

The bottoms of four boxes are shown above. The boxes all have the same volume.

If postal regulations state that the sides of a box must meet a minimum height, which box is most likely to be too short to go through the mail?

A.

NO. 4

B.

NO. 2

C.

NO. 1

D.

NO. 3

Question 4
Single choice

Looking at the figure above, when Cat B lands on the seesaw, Cat A will __________.

A.

remain stationary

B.

hit the ground hard

C.

rise in the air quickly

D.

enter the stratosphere

Question 5
Single choice

Air weighs about 15 psi.

What's the amount of pressure (force) exerted on the top of your head, given a surface area of 24 inches?

A.

360 pounds

B.

625 pounds

C.

5/8 pound

D.

180 pounds

Question 6
Single choice

The force produced when a boxer's hand hits a heavy bag and "bounces" off it is called __________.

A.

static electricity

B.

magnetism

C.

recoil

D.

gravity

Question 7
Single choice

In the figure above, if Gear 1 has 25 teeth and Gear 2 has 15 teeth, how many revolutions does Gear 2 make for every 10 revolutions Gear 1 makes?

A.

about 16 2/3

B.

12

C.

about 1/3 more

D.

about 20

Question 8
Single choice

A cubic foot of water weighs about 62.5 pounds.

If an aquarium is 18 feet long, 10 feet deep, and 12 feet wide, what's the approximate pounds-per-square-inch pressure (psi) on the bottom of the tank?

A.

2 psi

B.

4 psi

C.

5 psi

D.

7 psi

Question 9
Single choice

Springs used in machines are usually made of __________.

A.

plastic

B.

bronze

C.

nylon fiber

D.

steel

Question 10
Single choice

A clutch is a type of __________.

A.

universal joint

B.

coupling

C.

gear differential

D.

cam follower

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