Mechanical Aptitude FREE Mechanical Aptitude Question and Answers 2

Question 1

A wheelbarrow is an example of which class of lever?

Accepted Answer

Second-class lever

Answer

First-class lever

Answer

Third-class lever

Answer

Not a lever

Question 2

If two gears are meshed together and the driving gear has 20 teeth while the driven gear has 40 teeth, what is the gear ratio?

Accepted Answer

1:2

Answer

2:1

Answer

1:4

Answer

4:1

Question 3

What happens to the volume of a gas when its temperature increases at constant pressure?

Accepted Answer

It increases

Answer

It decreases

Answer

It stays the same

Answer

It first increases then decreases

Question 4

A hydraulic press has a small piston with an area of 2 sq in and a large piston with an area of 20 sq in. If 10 lbs of force is applied to the small piston, what force is produced at the large piston?

Accepted Answer

100 lbs

Answer

10 lbs

Answer

50 lbs

Answer

200 lbs

Question 5

Which type of belt drive arrangement can reverse the direction of rotation of the driven pulley?

Accepted Answer

Crossed belt drive

Answer

Open belt drive

Answer

Serpentine belt drive

Answer

V-belt drive

Question 6

A spring with a constant of 50 N/m is compressed 0.2 meters. What is the force stored in the spring?

Accepted Answer

10 N

Answer

5 N

Answer

25 N

Answer

100 N