Question

A boy is sitting 0.4m far from the pivot of a seesaw, and a man is applying the force of push on the opposite side, to balance the seesaw. The moment of the boy's weight is balanced by the moment of the man's push, and the boy's force is 300N, while the force applied by the man is 150N. Calculate the moment of the boy's weight about the pivot.

Answer 1

Explanation:

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A boy is sitting 0.4m far from the pivot of a seesaw, and a man is applying the force of push on the opposite side, to balance the seesaw. The moment of the boy's weight is balanced by the moment of the man's push, and the boy's force is 300N, while