NextPrevious

Momentum and Energy

Energy

How efficient are levers?

The only place where friction can occur with a lever is at the pivot point. So, as long as friction is minimal there, the lever can approach 100% efficiency!

Close

This is a web preview of the "The Handy Physics Answer Book" app. Many features only work on your mobile device. If you like what you see, we hope you will consider buying. Get the App