Two identical spheres are placed in contact with each other. The force of gravitation between the spheres will be proportional to ( R = radius of each sphere)

Options

A. R
B. `R^(2)`
C. `R^(4)`
D. `1//R^(2)`

Answer

c

Explanation

`F=("GMn")/(R^(2))=(G((4)/(3)piR^(3)rho)^(2))/((2R^(2)))prop (R^(6))/(R^(2))prop R^(4).`