The acceleration due to gravity g and mean density of the earth \\rho are related by which of the following relations? (where G is the gravitational constant and R is the radius of the earth.) (1995)
- A\(\\rho= \frac{3\) g}{4 \(\\piG\) R}
- B\(\\rho=\) {3 g}/{4 \(\\piG\) R^{3}}
- C\(\\rho=\) {4 \(\\pig\) R^{2}}/{3 G}
- D\(\\rho=\) {4 \(\\pig\) R^{3}}/{3 G}
✓ Correct answer: A
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