FCTC FCTC Test Applying Mechanical Reasoning Questions and Answers 2

Question 1

A pulley system uses two movable pulleys and one fixed pulley. If you apply 50 lbs of force, approximately how much weight can you lift?

Accepted Answer

100 lbs

Answer

50 lbs

Answer

150 lbs

Answer

200 lbs

Question 2

Two gears are meshed together. Gear A has 10 teeth and Gear B has 30 teeth. If Gear A rotates at 90 RPM, what is the speed of Gear B?

Accepted Answer

30 RPM

Answer

270 RPM

Answer

90 RPM

Answer

10 RPM

Question 3

A 10-foot lever is used to lift a heavy rock. If the fulcrum is placed 2 feet from the rock, what is the mechanical advantage?

Accepted Answer

4

Answer

2

Answer

5

Answer

8

Question 4

Water flows through a pipe that narrows from 4 inches in diameter to 2 inches in diameter. What happens to the water's speed in the narrower section?

Accepted Answer

It quadruples

Answer

It slows down

Answer

It stays the same

Answer

It doubles

Question 5

Which type of screwdriver requires a four-pointed star-shaped tip?

Accepted Answer

Torx

Answer

Phillips

Answer

Flathead

Answer

Robertson

Question 6

A vehicle's front wheels are larger in diameter than its rear wheels. Compared to the rear wheels, the front wheels will rotate at what speed when traveling the same distance?

Accepted Answer

Slower

Answer

Faster

Answer

The same speed

Answer

It depends on the terrain