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In the relation F= \frac{GmM}{d^{2}}, the quantity G

(a) depends on the value of g at the place of observation

(b) is used only when the earth is one of the two masses

(c) is greatest at the surface of the earth

(d) is universal constant of nature

Answers (1)

D

Sol.

According to the universal law of gravitation, gravitational force is proportional to product of masses and inversely proportional to square of distance between them.

F= \frac{Gm_{1}m_{2}}{r^{2}}

G is the universal gravitational constant, which does not depend on any other physical quantity.

The correct answer is option D.

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