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March 29, 2015

Homework Help: Physics electric force, please help!

Posted by Matt on Thursday, November 8, 2012 at 7:49pm.

A charge of +Q and a charge of +2Q are separated by a distance r. The electric force of +2Q on +Q has a magnitude of F and is directed to the right. Which one of the following statements is correct regarding the electric force of +Q on +2Q?

(A)The electric force of +Q on +2Q has a magnitude F and is directed to the right.

(B) The electric force of +Q on +2Q has a magnitude F and is directed to the left.

(C) The electric force of +Q on +2Q has a magnitude 2F and is directed to the right.

(D) The electric force of +Q on +2Q has a magnitude 2F and is directed to the left.

(E) The electric force of +Q on +2Q is zero.

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