JEE Main 2021PhysicsWork Power EnergyEasyNumerical

JEE Main 2021 — Work Power Energy Question with Solution

JEE Main 2021 (24 Feb Shift 2)

Question

Two solids A and B of mass 1 kg and 2 kg respectively are moving with equal linear momentum. The ratio of their kinetic energies K.E.A:K.E.B will be A1, so the value of A will be _________.

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Show full solutionCorrect answer: 2
Correct answer
2

Step-by-step explanation

Kinetic energy K=P22m,PA=PB

K∝1 m

KAKB=mBmA

=21

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About this question

This is a previous-year question from JEE Main 2021, covering the Work Power Energy 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.