Discussion :: Materials and Components
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Assertion (A): Magnetic susceptibility of diamagnetic materials is much less than that of paramagnetic materials.
Reason (R): For diamagnetic as well as paramagnetic materials, μr is nearly equal to 1.
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A.
Both A and R are true and R is correct explanation of A
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B.
Both A and R are true but 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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Answer : Option A
Explanation :
Magnetic susceptibility = (μr - 1)H.
For diamagnetic and paramagnetic materials magnetic susceptibility is very very small and μr = 1.
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