If the distance between centres of earth and moon is $D$ and the mass of earth is $81\, times$ the mass of moon, then at what distance from centre of earth the gravitational force will be zero
If the distance between centres of earth and moon is $D$ and the mass of earth is $81\, times$ the mass of moon, then at what distance from centre of earth the gravitational force will be zero
- A
$\frac{D}{2}$
- B
$\frac{{2D}}{3}$
- C
$\frac{{4D}}{3}$
- D
$\frac{{9D}}{10}$
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