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The sum of magnitudes of 2 forces acting at a point is 18 and magnitude of their resultant is 12.If the resultant is perpendicular with force of smaller magnitude what are magnitudes of forces?

(ii)p+q=r(they are in vector form)p=q=r/root2

then find the angle between pair of vectors p,q and q,r and r,p

1
by rajusetu

the answers are 13 and 5

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