JEE Main 2021PhysicsGravitationEasyMCQ

JEE Main 2021Gravitation Question with Solution

JEE Main 2021 (20 Jul Shift 2)

Question

A satellite is launched into a circular orbit of radius R around earth, while a second satellite is launched into a circular orbit of radius 1.02 R. The percentage difference in the time periods of the two satellites is:

Choose an option

Show full solutionCorrect option: D
Correct answer
D3.0

Step-by-step explanation

T2R3

T=kR3/2

dTT=32dRR

=32×0.02=0.03

%Change =3%

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About this question

This is a previous-year question from JEE Main 2021, covering the Gravitation chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.