Answer to Question #314796 in Physics for Liam

Question #314796

how much work is done on a 5 kg block if it is to be moved on a ramp 30° above the horizontal and height of 1 meter? what are the values of work done by each force?

Expert's answer

The work done by a gravity force

W_g=-mgh=-5\times 9.8\times 1=-49\:\rm J

The work done by a normal force reaction is zero.

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