A) 6099
B) 6201
C) 6199
D) \[6200\times {{10}^{7}}\]
Correct Answer: C
Solution :
(c) 6199 Relative permeability of iron, \[{{\mu }_{r}}=6200\] Magnetic susceptibility \[{{\chi }_{m}}={{\mu }_{r}}-1=6199\]
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