Assertion :The magnetic susceptibility for a diamagnetic substance decreases with the increase in temperature. Reason: According to curies law, $χ = \frac{C}{T}$ , where symbols have their usual meanings.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Assertion is incorrect and Reason is correct

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
Magnetic succeptibility of diamagnetic substance decreases with the increase in temperature as it inversely proportional to temperature.
$x = \frac{C}{T}$

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