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The sum of the magnitudes of two forces at a point is 18N and the magnitude of their resultant is 12 N. If the

The sum of the magnitudes of two forces at a point is 18N and the magnitude of their resultant is 12 N. If the resultant makes an angle 90 with the force of smaller magnitude, the magnitude of the forces are: (a) 5N, 13N (b) 6N, 12N (c) 8N, 10N (d) 7N, 11N

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