Question

A satellite is to revolve the earth in a circle of radius 8000 km. The radius of earth is 6400 km. The speed at which the satellite is projected into orbit is :​

Answer 1

Answer:

Here, G is the gravitational constant, M is the mass of the earth and R is the radius of the earth. Here, G is the gravitational constant, M is the mass of the earth and R is the radius of the earth. Therefore, the satellite must be projected into the orbit with speed 7.55 km/s