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Questions  

The radius of a planet is R . A satellite revolves around it in a circle of radius r with angular speed .The acceleration due to gravity on planet’s surface will be :

a
r3ωR
b
r2ω3R
c
r3ω2R2
d
r2ω2R

detailed solution

Correct option is C

mrω2=GMmr2 g= GMR2

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