The masses of two planets are in the ratio of 1:7. The ratio between their diameters is 2:1 The ratio of forces which they exert on each other is

What happens to the gravitational force between two objects if the mass of one object is doubled and the distance between them is also doubled?

If the distance between the Earth and the Sun were twice what it is now, the gravitational force exerted on the Earth by the Sun would be –

If the distance between two objects is increased by two times, the gravitational force between them will

Which one of the following gases is minimum in the atmosphere?

Two bodies of unequal masses are dropped from a tower. At any instant, they have equal