Homework Help: physics (vector)

Posted by shwet on Monday, June 6, 2011 at 11:38pm.

the force f1 and f2 are acting on a body one force is double that of the other force and the resultant is equal to the greater force.then the angle between two forceis what. How?

physics (vector) - drwls, Tuesday, June 7, 2011 at 8:08am
Use the law of cosines, and solve for the cosine.

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