Question

what is universal la2 of gravitation ?write expression for it and its importance​

Answer 1

Answer:

Newton's universal law of gravitation states that when two body are separated by a distance r, then both attract each other with a force which is directly proportional to the product of their masses (m

1

and m

2

) and inversely proportional to the square of distance between them (r). This force is termed as gravitational force.

Mathematically, gravitation force is given by

F= Gm 1 gm 2

-- ---------------

r2

where G is gravitational constant.

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