Thursday
July 24, 2014

Homework Help: Physics

Posted by Alex on Friday, February 13, 2009 at 4:10pm.

Under what condition can a force act on an object and yet do no work on that object?
A. The object moves with no acceleration.
B. The object does not move.
C. The net force on the object is 0.
D. The force operates under constant power.
E. None of the above, any force on an object must do work on the object.

My guess is B. Thank you very much!

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