JEE Main 2022PhysicsUnits and DimensionsEasyMCQ

JEE Main 2022Units and Dimensions Question with Solution

JEE Main 2022 (25 Jul Shift 1)

Question

Which of the following physical quantities have the same dimensions?

Choose an option

Show full solutionCorrect option: A
Correct answer
AElectric displacement D and surface charge density

Step-by-step explanation

Electric displacement

D=ϵ0E

D=ϵ0E=ϵ0σϵ0

D=σ

And surface charge density =σ.

Thus, electric displacement D and surface charge density have same dimension.

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About this question

This is a previous-year question from JEE Main 2022, covering the Units and Dimensions 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.