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Kinetic Energy

The ratio of ...

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The ratio of kinetic energy require to be given to escape from Earth surface to kinetic energy require to be given to the same satellite to revolve round the earth in an orbit just above earth surface is

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Q. The ratio of the kinetic energy required to be given to a satellite so that it escapes the gravitational field of earth to the kinetic energy required to put the satellite in a circular orbit just above the free surface of earth is

Q. A satellite with kinetic energy

E

revolving round the earth in a circular orbit. The minimum additional Kinetic Energy required for it to escape into outer space is:

Q. A body is orbiting very close to the earth surface with kinetic energy

K E

. The energy required to completely escape from it is

Q. The energy required to take a satellite to a height

^{'} h^{'}

above Earth surface ( radius of Earth =

6.4 \times 10^{3} k m

E_{1}

and kinetic energy required for the satellite to be in a circular orbit at this height is

E_{2}

h

E_{1}

E_{2}

Q. The energy required to take a satellite to a height

h

above Earth surface (radius of Earth

= 6.4 \times 10^{3} km

E_{1}

and kinetic energy required for the satellite to be in a circular orbit at this height is

E_{2}

h

E_{1}

E_{2}

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