Bennett Mechanical Test Comprehension 5

Question 1

A worm gear drives a spur gear. This setup is known for:

Accepted Answer

High gear reduction in a small space

Answer

Worm gears provide large speed reduction and high torque compactly.

Question 2

Two containers of water are connected at the bottom. The water level in both will:

Accepted Answer

Settle to the same height

Answer

Connected liquids seek the same level regardless of container shape.

Question 3

A nail is easier to pull out with a claw hammer than by hand because the hammer acts as:

Accepted Answer

A lever multiplying force

Answer

The claw hammer's handle is a lever that magnifies pulling force.

Question 4

If you double the number of teeth on a driven gear, its rotation speed will:

Accepted Answer

Be cut roughly in half

Answer

More teeth on the driven gear means slower rotation.

Question 5

A diver feels more pressure deeper underwater because:

Accepted Answer

The weight of water above increases with depth

Answer

Water pressure increases with depth due to the weight of water above.

Bennett Mechanical Test Practice Test