Calculate te radus of an isolated sphere of density `3.0 g cm^(-3)` from the surface of which the escape velocity be `40 ms^(-1)`

Calculate the surface area and volume of a sphere of radius '3 cm .'

Calculate the mass of a body whose volume is 2m^3 and density 0.52(g)/(cm^3) .

The earth is assumed to be a sphere of radius R. A platform is arranged at a height R from the surface of the earth. The escape velocity of a body from this platform is fu, where v is its escape velocity from the surface of the earth the value of f is ..........

A particle is thrown with escape velocity v_(e) from the surface of earth. Calculate its velocity at height 3 R :-

A particle is thrown with escape velocity v_(e) from the surface of earth. Calculate its velocity at height 3 R :-

A particle is thrown with escape velocity v_(e) from the surface of earth. Calculate its velocity at height 3 R :-