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The Susceptibility of Magnesium at 300 K is 1.2 X 10 -5 . What Will Be Its Susceptibility at 200 K. - Physics

Numerical
Short Note

The susceptibility of magnesium at 300 K is 1.2 x 10 -5 . What will be its susceptibility at 200 K.

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Solution

`T _1=300k`

`x _1= 1.2 xx 10^-5`

`T_2= 200k`

`x _2 =?`

Formula:

`therefore x  alpha 1/T`

`therefore x_1/x_2  alpha T_2/T_1`

`therefore x_2 = (x_1 xx T _1)/T_2`

`=(1.2 xx 10 ^-5 xx 300)/200`

`=(1.2 xx 3 xx 10^-5)/2`

`therefore x_2 = 1.8 xx10^-5`

Concept: Curie Temperature
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