February 19, 2017

Homework Help: physics

Posted by eng on Tuesday, May 25, 2010 at 7:45pm.

if the system is a basket,
the basket is tied to a rope and it is stopped by a fixed clamp when it is falling down, I know there is initial KE but how come initial work is negative. Isnt force and displacement are in the same direction, so work should be positive?

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