A) 100 Gauss
B) 400 Gauss
C) 50 Gauss
D) 200 Gauss
Correct Answer: A
Solution :
Along the axis of magnet \[{{B}_{a}}=\frac{2M}{{{X}^{3}}}=200\,guass\] \[\Rightarrow {{B}_{a}}=\frac{M}{{{X}^{3}}}=100\,guass\]You need to login to perform this action.
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