FREE RCAT Mechanical Reasoning Questions and Answers

Question 1

Which tool is used to measure the diameter of a cylindrical object?

Accepted Answer

Caliper

Answer

Ruler

Answer

Protractor

Answer

Torque wrench

Question 2

What is the main function of a lever?

Accepted Answer

To amplify an input force

Answer

To store energy

Answer

To change the direction of a force

Answer

To measure the weight of an object

Question 3

If gear A has 20 teeth and gear B has 40 teeth, how many times will gear A rotate for every rotation of gear B?

Accepted Answer

2 times

Answer

4 times

Answer

0.5 times

Answer

1 time

Question 4

What type of simple machine is a screw?

Accepted Answer

Inclined plane

Answer

Wedge

Answer

Lever

Answer

Pulley

Question 5

In a pulley system, what effect does adding more pulleys have on the effort needed to lift a load?

Accepted Answer

Decreases the effort needed

Answer

Increases the effort needed

Answer

No effect on the effort needed

Answer

Makes the load heavier

Question 6

Which type of gear system allows for the change of direction by 90 degrees?

Accepted Answer

Bevel gear

Answer

Spur gear

Answer

Helical gear

Answer

Worm gear

Question 7

If a 10N force is applied to a lever 2 meters from the fulcrum, what is the torque produced?

Accepted Answer

20 Nm

Answer

40 Nm

Answer

5 Nm

Answer

10 Nm

Question 8

Which of the following mechanisms is used to maintain a constant speed of rotation?

Accepted Answer

Flywheel

Answer

Clutch

Answer

Brake

Answer

Camshaft

Question 9

What is the purpose of a hydraulic press?

Accepted Answer

To lift heavy objects using fluid pressure

Answer

To measure pressure

Answer

To compress gases

Answer

To reduce friction

Question 10

Which of the following statements about a block and tackle system is true?

Accepted Answer

It decreases the force needed to lift a load.

Answer

It increases the force needed to lift a load.

Answer

It has no effect on the force needed to lift a load.

Answer

It increases the weight of the load.