AP EAMCET · PHYSICS · Magnetic Properties of Matter
The magnetic susceptibility of a paramagnetic substance at is . To have the susceptibility , the change in temperature in is
- A
- B
- C
- D
Answer & Solution
Correct Answer
(C)
Step-by-step Solution
Detailed explanation
Given: xm=1.5×10-2 T1=173 °C+273=100 K From Curie's Law, xm∝1T xm1xm2=T2T1 Substitute the values in the above equation 1.5×10-20.5×10-2=T2100 T2=300 K T2=300 K-273 T2=27 °C The change in temperature is, ΔT=T1-T…
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