The gravitational force between two objects is F. If masses of both the objects are halved without altering the distance between them, then the gravitational force would become
A
F4
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B
F2
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C
F
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D
2F
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Solution
The correct option is AF4 Gravitational force is given by F=Gm1m2r2 where G is the gravitational constant, m1andm2 are masses and r is the distance between the two masses. If the masses are halved, then F=Gm12m22r2 F=14Gm1m2r2 So it becomes one-fourth of the original force.