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+2 votes
38.8k views
in Physics by (150k points)

Two forces are such that the sum of their magnitudes is 18 N and their resultant is 12 N which is perpendicular to the smaller force. Then the magnitudes of the forces are

(a) 12 N, 6 N 

(b) 13 N, 5 N

(c) 10 N, 8 N 

(d) 16 N, 2 N.

1 Answer

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Best answer

(b) : Resultant R is perpendicular to smaller force Q and (P + Q) = 18 N

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