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22 May, 23:46

A force of 25 N acts on an object at an angle of 30 degrees above the horizontal. How much work does the force do if the object slides 3 m?

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  1. 23 May, 00:12
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    We can find the x-component of the force vector, so Fx = 25N (cos30). Then, we can sub this into the work equation W = Fs or W = Fd.

    Therefore, W = (25N (cos30)) (3m) = 64.95 J.

    With sig figs, it is 60 J.
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