Physics - Unit & Dimension Question with Solution | TestHub

PhysicsUnit & DimensionMiscellaneousEasy2 minPYQ_2020

PhysicsEasysingle choice

If $E$ and $B$ denote electric and magnetic fields respectively, which of the following is dimensionless?

Options:

Answer:

Solution:

$\frac{E}{B} = c$ (Velocity of light if we consider free space) and $\frac{1}{\sqrt{μ_{0} ε_{0}}} = c$

So $\sqrt{μ_{0} ε_{0}} \frac{E}{B}$ is dimensionless.

Stream:NTA_ABHYASSubject:PhysicsTopic:Unit & DimensionSubtopic:Miscellaneous

⏱ 2mℹ️ Source: PYQ_2020

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