1.

Two identical spheres each of radius `R` are placed with their centres at a distance `nR`, where `n` is integer greater than `2`. The gravitational force between them will be proportional toA. `1//R^(4)`B. `1//R^(2)`C. `R^(2)`D. `R^(4)`

Answer» Correct Answer - D
`F=(Gm_(1)m_(2))/(R^(2)),` here `m=4/3 piR^(3)rho`


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