Question

The resultant of two forces P and Q is of magnitude P. If P be doubled, the resultant will be
inclined to Q at an angle.
(A) O
(B) 30°
(C) 60°
(D) 90°
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Answer 1

all options are correct, as it is possible only when Q is of magnitude 0 and whatever angle it may incline.

pls mark my answer as brainliest