Home
Class 12
PHYSICS
The ratio of the K.E. required to the gi...

The ratio of the K.E. required to the given to the satellite to escape earth's gravitational field to the K.E. required to be given so that the satellite moves in a circular orbit just above earth atmosphere is

A

`1:1`

B

`2:1`

C

`1:2`

D

`3:2`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

The time period of an earth satellite in circular orbit depends on

A satellite is moving in an orbit around the earth due to

Obtain an expression for binding energy of a satellite revolving in a circular orbit around earth.

Work done by gravitational force on an artificial satellite moving around the earth in circular orbit is zero.

When a satellite moves around the earth (consider elliptical orbits),

The gravitational force on a body of mass 5 kg at the surface of the earth is 50 N. If earth is a perfect sphere, the gravitational force on a satellite of mass 200 kg in a circular orbit of radius same as diameter of the earth is

Define binding energy and obtainan expression for binding energy of a satellite revolving in a circular orbit round the earth.

A satellite is revolving in a circular orbit at a height 'h' from the earth's surface (radius of earth R, h <

Assertion: The artifical satellite does not have any fuel but even then it remains orbiting around the earth. Reason: The necessary centripetal force required to move the satellite in an ·orbit around the earth is provided by the gravitational force of attraction between the satellite and the earth.

A satellite of mass m moves around the Earth in a circular orbit with speed v. The potential energy of the satellite is