Why is G known as universal gravitational constant?

Why is G known as universal gravitational constant?

Ans: – The value is G is same anywhere in the universe so we call it as a universal gravitational constant.

Why do two students sitting close to each other not feel force of gravitational attraction between them?

Ans: – The force of gravitational attractions works on the direction form upward to inward direction which applicable vertical situated so in this as two friends are sitting apart from each other they don’t fell any force of attraction between them.

Distance between two bodies is increased by a factor of four. How much willbe the change in the force of gravitation?

Ans: – As we know gravitational force of attraction is inversely proportionate to the square of their distance so when the distance is increased then the force of gravitational also be decreased.

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