FREE OAR Mechanical Reasoning Question and Answers

Question 1

What temperature will ice be formed from mineral water?

Accepted Answer

Less than 0 degrees celsius

Answer

0 degrees celsius

Answer

Cannot say

Answer

More than 0 degrees celsius

Question 2

A ship is launched up toward a mountain range by a cannon. Where will the projectile's maximum velocity be, disregarding air resistance?

Accepted Answer

Exiting the muzzle

Answer

As it impacts the mountains

Answer

Halfway to the mountains

Answer

None of the above

Question 3

These pulleys are connected by belts. Which pulley moves the most quickly?

Accepted Answer

Pulley A

Answer

Pulley C

Answer

Pulley B

Question 4

How many times does Gear C rotate in 3 minutes if Gear A is moving at 10 rotations per minute?

Accepted Answer

30 times

Answer

3 times

Answer

1.7 times

Question 5

To balance this beam, where should the fulcrum be placed?

Accepted Answer

closer to the large mass

Answer

closer to the small mass

Answer

exactly between the two masses

Question 6

Which direction will demand more pulling power?

Accepted Answer

with the rope at an angle to the table

Answer

both orientation are equal

Answer

with the rope parallel to the table

Question 7

The horizontal surface area of the larger piston is four times that of the smaller piston. How much farther will the larger piston go if the smaller piston is compressed by 8 inches?

Accepted Answer

2 inches

Answer

32 inches

Answer

8 inches