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Grade: 11
        If four particles of masses m 2m  3m and 4m are placed on four vertices of a sq.of side 2m. Find the net force acting by this system on a body of mass M placed at its centre
2 years ago

Answers : (1)

souvik
19 Points
							Distance of central mass to corner masses is a/sqrt(2).Apply gravitational forces F=GMm/d^2 to all four corners masses to central mass.solve vector and get ans
						
2 years ago
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