Question

►The $x-\frac{1}{T}$ graph for an alloy of paramagnetic nature is shown in Fig. The curie constant is, then

• A. $57K$
• B. $2.8\times {10}^{-3}K$
• C. $570K$
• D. $17.5\times {10}^{-3}K$

Answer 1

The correct option is A $57K$

$X=C\times \frac{1}{T}=\frac{0.4}{7\times {10}^{-3}}=57K$