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13-03-2017
Physics

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A carpenter uses a crowbar to remove the top of a box. the top has a resistance of 500 n. the carpenter applies an input force of 250 n. what is the mechanical advantage of the crowbar a carpenter uses a crowbar to remove the top of a box. the top has a resistance of 500 n. the carpenter applies an input force of 250 n. what is the mechanical advantage of the crowbar?

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13-03-2017

It has a wedge to focus the force applied, therefore multiplying it and removing the top.

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