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EduGorilla
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A rocket is launched normal to the surface of the earth, away from the sun, along the line joining the sun and the earth. The sun is 3 x 105 times heavier than the earth and is at a distance 2.5 x 104 times larger than the radius of the earth. The escape velocity from the earth's gravitational field is ve = 11.2 km s–1. The minimum initial velocity (vs) required for the rocket to be able to leave the sun-earth system is closest to which of the following?
(Ignore the rotation and revolution of the earth and the presence of any other planet)

### Options :-

1. vs = 72 km s–1
2. vs = 22 km s–1
3. vs = 42 km s–1
4. vs = 62 km s–1
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