Mechanical Comprehension – Test 3

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This subtest has 16 questions and a time limit of 20 minutes

1 / 16

What law does the force developed in a spring obey?

2 / 16

Equilibrium is achieved when the forces on a system are:

3 / 16

What can used to change rotary motion into linear motion?

4 / 16

Pressure is the amount of force within a specific:

5 / 16

When two external gears mesh, they always turn in what directions?

6 / 16

Pressure that is less than normal air pressure is called a:

7 / 16

Work done on a rigid body due to the sum of the torques integrated over the angle through with the body rotates is known as:

8 / 16

In all machines, the actual mechanical advantage equals the resistance divided by the:

9 / 16

In what type of system does mass remain constant and the net external force on the system is zero?

10 / 16

 Third-class levers increase speed at the expense of:

11 / 16

An inclined plane permits you to overcome a large:

12 / 16

What is the benefit of using ball bearings or roller bearings in a machine?

 

13 / 16

The Law of Conservation of Momentum states:

14 / 16

When two gears of unequal size are meshed together, the smaller of the two is usually called a:

15 / 16

When two gears of unequal size (meaning an unequal number of teeth) are meshed together, the smaller of the two is usually called a:

16 / 16

A metric system of units means that values can be calculated by factors of:

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