A) zero
B) directed along OP
C) directed along PO
D) directed perpendicular to the plane of paper
Correct Answer: A
Solution :
The force of attraction on Q by the North Pole of first magnet is F. The force of attraction on the same charge by n the North Pole of another magnet must be opposite to that of the first magnet. Thus, they concel the effect of one other and hence force on the charge Q is zero.You need to login to perform this action.
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