Asked by janu
the resultant of two forces is p and q is R.if q is doubled and R is also doubled,if q is reversed.show that p:q:r=2:3:2
Answers
Answered by
oobleck
p+q = r
p+(-q) = 2r
so,
2p = 3r
see what you can do with that. Not quite sure what you means when you say q is doubled if it is reversed ...
p+(-q) = 2r
so,
2p = 3r
see what you can do with that. Not quite sure what you means when you say q is doubled if it is reversed ...
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