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November 27, 2014

Homework Help: Physics

Posted by Sandhya on Wednesday, April 22, 2009 at 10:40pm.

Force F causes displacement d of a 20-Kg object starting from rest along a frictionless path. F= 10 N i + 50 N j + 15 N k and d= 10 m i + 60 m k

A) Calculate the work done by the force.
B) Calculate the angle between the vectors F and d.
C) Calculate the final speed of the object.

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