Bennett Mechanical Test Comprehension 3

Question 1

A large gear drives a small gear. The small gear will turn:

Accepted Answer

Faster than the large gear

Answer

A smaller driven gear rotates faster than a larger driver gear.

Question 2

Two people carry a load on a pole. To make one person bear less weight, the load should be moved:

Accepted Answer

Closer to the other person

Answer

Moving the load toward someone increases their share of the weight, so move it away to reduce your own.

Question 3

Which object will float in water?

Accepted Answer

A sealed empty plastic bottle

Answer

Objects less dense than water, like an air-filled bottle, float.

Question 4

An inclined ramp is used instead of lifting straight up. The ramp:

Accepted Answer

Reduces the force needed over a longer distance

Answer

A ramp trades less force for a longer travel distance.

Question 5

When two springs of equal strength are connected end to end and stretched, compared to one spring they:

Accepted Answer

Stretch more for the same pull

Answer

Springs in series stretch more because each one extends.

Bennett Mechanical Test Practice Test