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July 22, 2014

Homework Help: Physics(Please help)

Posted by Hannah on Monday, May 21, 2012 at 2:04pm.

A force, F1 of magnitude 2.0N and directed due east is exerted on an object is F2=2.0N due north. What is the magnitude and direction of a third force, F3, which must be exerted on the object so that the resultant force is zero?

I am not sure how to start this problem!! Thank you for your help!

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