A planet has twice Earth’s radius, and both have nearly the same mean density. If their escape speeds are vₚ and vₑ, which relation holds?

Physics · Gravitation · Acceleration Due to Gravity & Escape Velocity

NEET Karnataka 2013

A planet has twice Earth’s radius, and both have nearly the same mean density. If their escape speeds are vₚ and vₑ, which relation holds?

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