A) \[3.3\times {{10}^{-2}}\]
B) \[4.3\times {{10}^{-2}}\]
C) \[3.3\times {{10}^{-4}}\]
D) \[2.3\times {{10}^{-2}}\]
Correct Answer: C
Solution :
Intensity of magnetization \[I=\frac{magnetic\text{ }moment}{volume}=\frac{20\times {{10}^{-6}}}{{{10}^{-6}}}=20A/m\] \[\chi =\frac{I}{H}=\frac{20}{60\times {{10}^{3}}}=\frac{1}{3}\times {{10}^{-3}}=3.3\times {{10}^{-4}}\]You need to login to perform this action.
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