If $R$ is the radius of earth and $g$ is the acceleration due to gravity on the earth's surface. Then mean density of earth is ..........
If $R$ is the radius of earth and $g$ is the acceleration due to gravity on the earth's surface. Then mean density of earth is ..........
- A
$\frac{4 \pi G}{3 g R}$
- B
$\frac{3 \pi R}{4 g G}$
- C
$\frac{3 g}{4 \pi R G}$
- D
$\frac{\pi R g}{12 G}$
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