# The escape velocity for a body projected vertically upwards from the surface of earth is 11 Km/s. If the body is projected at an angle of 45o with the vertical, the escape velocity will be Option 1) Option 2) Option 3) Option 4)

As we learnt in

The escape velocity of a body does not depend on the angle of projection from earth. It is 11 km/sec.

Escape energy -

Mass of planet

mass of body

Gravitational constant

- wherein

Energy to be given to a object on the surface of earth so that it's total energy is 0

The Escape velocity of a body  indepdent from angle of projection is 11 km/sec.

Option 1)

Incorrect

Option 2)

Incorrect

Option 3)

Correct

Option 4)

Incorrect

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