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Force and mechanical advantage

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.

Solution Preview

Set the sum of torques equal to zero,

(Torque = force x perpendicular ...

Solution Summary

Solution with required equations and explanations.