The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then,$?

The resultant of two forces P and Q is R. If Q is doubled, the new res

1.	The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then,$?
A.	P = R
B.	Q = R
C.	P = Q
D.	None of the above is correct
Answer» C. P = Q

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The resultant of two forces P and Q is R. If Q is doubled, the new resultant is perpendicular to P. Then,$?

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