NEET Physics Kinetic Theory of Gases Questions Solved

Moon has no atmosphere because

1. The r.m.s. velocity of all gases is more than the escape velocity from moon's surface

2. Its surface is not smooth

3. It is quite far away from the earth

4. It does not have population and plants

1. At the surface of moon vr.m.s. > vescape, hence molecules attains escape velocity, before

    reaching their r.m.s. velocity so they escape out.

Difficulty Level:

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