JEE Main 2019PhysicsUnits and DimensionsHardMCQ

JEE Main 2019 — Units and Dimensions Question with Solution

JEE Main 2019 (08 Apr Shift 1)

Question

In  SI units, the dimensions of ϵ0μ0 is:

Choose an option

Show full solutionCorrect option: B
Correct answer
B A2T3M-1L-2

Step-by-step explanation

As we know, c=1μ0ε0
∴ ε0μ0=ε02μ0ε0=ε0c
∴ε0μ0= ε0c=M-1L-3T4A2[LT-1]
=[M-1L-2T3A2]

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About this question

This is a previous-year question from JEE Main 2019, 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.