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Question

Assertion: Relative magnetic permeability has no units and no dimensions

Reason: μr=μ/μ0, where the symbols have their standard meaning


A
Both A and R are true and R is the correct explanation of A.
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B
Both A and R are true and R is not correct explanation of A.
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C
A is true, but R is false
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D
A is false, but R is true
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Solution

The correct option is A Both A and R are true and R is the correct explanation of A.
Relative permeability is just the ratio of apparent or absolute permeability to that of permeability of volume.
μr=μμ0

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