The radius of Jupiter is 11 times the radius of the Earth . Calculate the ratio of the volumes of Jupiter and the Earth. How many Earths can be Jupiter accommodate ?

The radius if Jupiter is 11 times the radius of the Earth. Calulate the ratio of the volumes of jupiter and the Earth. How many Earths can Jupiter accommodate?

Radius of the earth is 6400 km. Theradius of the orbit of a stationary satellite is about

Kunal is curious to find out the relationship between the diameter o the moon and the earth. From the available data, it is know that the volume of earth is 64 times the volume of the moon. He concluded that the diameter of the moon is 1/4 of the diameter of the earth. Show did he arrive at the conclusions?

A person goes up in space to a height equal to 1/4 times the radius of earth . What will be his weight there as compared to that on the earth?

An object of mass m is raised from the surface of the earth to a heigt equal to the radius of the earth , that is, taken from a distance R to 2R from the centre of the earth. What is the gain in its potential energy?

A satellite is launched into a circular orbit 1600 km above the surface of the earth. Find the period of revolution, the radius of the earth R = 6400 km and the acceleration due to gravity is 9.8 m//sec^2 .