Question

The magnetic susceptibility of a paramagnetic substance at –73⁰C is 0.0060, then its value at –173°C will be-

• A. 0.0030
• B. 0.0120
• C. 0.0180
• D. 0.0045

Answer 1

Answer: (B)

0.0120

Answer 2

χ_m ∝ $\frac { 1 } { 2 }$, χ₂ = 2χ₁