Question

The mechanical advantage of a machine is 3. Calculate the force required to lift a load of 45N.​

Answer 1

Answer:

If you ever wondered how a lever, a pulley, or perhaps a wedge makes or life easier, you've come to the right place: this mechanical advantage calculator will tell you by what factor do these simple machines amplify the force. This article will explain to you how to calculate the mechanical advantage of a lever, pulley, screw, wedge, ramp (inclined plane), and wheel and axle - six simple machines - and provide you with a mechanical advantage formula for each of them.

Explanation:

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