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Solution


Q.

Which of the following statements is true about the magnetic susceptibility xm of paramagnetic substance
1 Value of xm is inversely proportional to the absolute temperature of the sample  
2 Value of xm is directly proportional to the absolute temperature of the sample  
3 xm is negative at all temperatures  
4 xm does not depend on the temperature of the sample  

Ans.

(1)

(xm∝1T) for paramagnetic material