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2 October, 00:29

How is work affected when an object is lifted straight up instead of using a ramp?

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  1. 2 October, 02:58
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    If the ramp is perfectly frictionless, then there is no difference.

    The amount of work done in both cases is the same.

    If the ramp is real, and there is some friction, then it takes less work

    to lift the object straight up than it takes to slide it up the ramp.
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