Question:

A paramagnetic substance is placed in a weak magnetic field and its absolute temperature $T$ is increased. As a result, its magnetisation

Updated On: Jun 20, 2022
  • increases in proportion to $T$
  • decreases in proportion to $\frac{1}{T}$
  • increases in proportion to $T^{2}$
  • decreases in proportion to $\frac{1}{T^{2}}$
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The Correct Option is B

Solution and Explanation

The magnetisation
$I \propto \frac{1}{T}$
As temperature is increased the magnetisation decreases.
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