Question

a) what will be the weight of a person on the earth who weighs 9N on the moon _____
1) 3N. 2)15N 3) 45N. 4) 54N

state true or false

1) the escape velocity of a body does not depend on the mass of the body

2) outside the earth, g varies as 1/(r+h)2

3)g has maximum value at the equater

4)the weight of a body is minimum at the poles

5)at the centre of the earth, the value of the acceleration due to gravity becomes zero

6)if the separation between two particles is doubled the gravitational force between the particles become half the initial force

7)the cgs unit of the universal constant of gravitation is the dyne.cm2/gram2





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Answer 1

Answer:

The answer is a option A