Question
Tue September 17, 2013 By: Farhana Faru

Suppose a planet exists whose mass and radius both are half of that of earth.Calculate acceleration due to gravity on surface of planet.

Expert Reply
Romal Bhansali
Wed September 18, 2013
Acceleration due to gravity is
Here, M is mass of planet and R is its radius
On earth, g = 9.8 m/s2.
 
On planet g' is
Thus, acceleration due to gravity on the planet is
 
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