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14 September, 00:22

A girl pushes a box that has a weight of 450 n up an incline. if the girl exerts a force of 150 n along the incline, what is the mechanical advantage of the incline?

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  1. 14 September, 03:52
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    The mechanical advantage of the incline is 3.

    In order to solve this, we'll use the formula MA=Fb/Fa, where Fa is the force applied to a (input force) and Fb is the force exerted at b (output force).

    Given:MA=? Fa=150NFb=450N

    Solution:MA=Fb/FaMA=450N/150NMA=3
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