Define universal gravitational constant.

Define G (universal gravitational constant).

Answer the following questions : Define G ( universal gravitational constant).

Derive the relation between the universal gravitational constant and the gravitional acceleration on the surface of the earth.

Explain Newton's laws of gravitation and hence deduce the definitin of universal gravitational constant.

State the unit and dimension of universal gravitational constant.

State Newton’s law of universal gravitation and hence define the universal gravitational constant G. What is its value?