# Force and mechanical advantage

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A 1m long crowbar is used to lift a heavy crate. The pivot point is 10 cm from one end.

a) If 600 N is exerted on one end, what is the upward force exerted on the crate at the other end?

b) Calculate the mechanical advantage, the ratio of forces.

https://brainmass.com/physics/torques/force-mechanical-advantage-5780

#### Solution Preview

Set the sum of torques equal to zero,

(Torque = force x perpendicular ...

#### Solution Summary

Solution with required equations and explanations. The force and mechanical advantages are calculated. The ratio of forces are given.

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