JEE Main 2021PhysicsMechanical Properties of SolidsMediumMCQ

JEE Main 2021 — Mechanical Properties of Solids Question with Solution

JEE Main 2021 (26 Feb Shift 1)

Question

The normal density of a material is ρ and its bulk modulus of elasticity is K. The magnitude of increase in density of material, when a pressure P is applied uniformly on all sides, will be :

Choose an option

Show full solutionCorrect option: B
Correct answer
BρPK

Step-by-step explanation

ρ=MV

dρρ=-dVV

k=-PdVV

-dVV=Pk

dρρ=Pk⇒dρ=ρPk

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About this question

This is a previous-year question from JEE Main 2021, covering the Mechanical Properties of Solids 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.