A) 2600 A/m
B) 1200 A/m
C) 520 A/m
D) 285 A/m
Correct Answer: A
Solution :
\[B\,\,=\,{{\mu }_{0}}ni\] \[=\,\,{{\mu }_{0}}\,\,\frac{100}{0.2}\,\times \,\,5.2\,\,=\,\,{{\mu }_{0}}H\] \[H\,\,=\,\,2600A/m\] Option is correct.
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