Questions
ve and vp denotes the escape velocity from the earth and another planet having twice the radius and the same mean density as the earth. Then
detailed solution
Correct option is B
ve=2GMR=R83πGρIf mean density is constant, then ve∝Rvevp=ReRp=12 ⇒ ve=vp2Talk to our academic expert!
Similar Questions
A comet is in highly elliptical orbit around the Sun. The period of the comet's orbit is 90 days. Some statements are given regarding the collision between the comet and the earth. Mark the correct statement. [Mass of the Sun = 21030 kg, mean distance between the earth and the Sun = 1.51011m.]
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