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A faucet has a handle with a diameter of 7 cm and a shaft (axle) with...

A faucet has a handle with a diameter of 7 cm and a shaft (axle) with a diameter of 1 cm. Calculate the mechanical advantage. Calculate the amount of motive force necessary to overcome a resistance of 60 N.

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Answer #1

considering expression for mechanical advantage

F = Fr * shaft dia / handle dia

F = 60 * 1 / 7

F = 8.57 N

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