JEE Main 2021PhysicsGravitationEasyMCQ

JEE Main 2021Gravitation Question with Solution

JEE Main 2021 (27 Jul Shift 2)

Question

Two identical particles of mass 1 kg each go round a circle of radius R, under the action of their mutual gravitational attraction. The angular speed of each particle is:

Choose an option

Show full solutionCorrect option: B
Correct answer
B12GR3

Step-by-step explanation

F=Gm2(2R)2=mRω2

ω=12GR3

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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.