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Mini-Quiz: Increasing Force with a Lever

by Ron Kurtus (20 November 2014)

Take this Mini-Quiz to check your understanding of the lesson material.

1. What lever classes are used to increase force with a lever?

Class 1 and Class 2

Class 2 and Class 3

Class 1 and Class3

2. Which lever arm must be longer to increase the output force?

Load arm

It doesn't matter

Effort arm

3. If the effort force is 10 g and the resulting load force is 50 g, what is the force mechanical advantage?




If you got all three correct, you are on your way to becoming a Champion in Understanding Machines. If you had problems, you had better look over the material again.

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Mini-Quiz: Increasing Force with a Lever

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