1.

A planet has radius equal to 2RE and density is equal to 4ρE. If the value of escape speed at surface of planet is α times vE (vE is escape speed on earth, RE is radius of earth and ρE is the density of earth) then -

Answer»

A planet has radius equal to 2RE and density is equal to 4ρE. If the value of escape speed at surface of planet is α times vE (vE is escape speed on earth, RE is radius of earth and ρE is the density of earth) then -



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