the ratio of escape velocities from respective surfaces is 1:2

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Pertaining to two planets, the ratio of escape velocities from respective surfaces is 1:2 , the ratio of the time period of the same simple pendulum at their respective surfaces is 2:1 (in same order). Then the ratio of their average densities is
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Sep
Pertaining to two planets, the ratio of escape velocities from respective surfaces is 1:2 , the ratio of the time period of the same simple pendulum at their respective surfaces is 2:1 (in same order). Then the ratio of their average densities is Pertaining to two planets the ratio of escape velocities from respective surfaces [...]
Posted in: Arihant Physics by D.C Pandey , Chapter 10 - Gravitation , Volume 1 ,
Tags: Pertaining to two planets , the ratio of escape velocities from respective surfaces is 1:2 , the ratio of the time period of the same simple pendulum at their respective surfaces is 2:1 (in same order). Then the ratio of their average densities is ,