1.

In a hydrogen atom, an electron moves in a circular orbit of radius \[5.2\times {{10}^{-11}}\,m\] and produces a magnetic induction of 12.56 T at its nucleus. The current produced by the motion of the electron will be (Given \[{{\mu }_{0}}=4\pi \times {{10}^{-7}}\,Wb/A-m)\] [MP PET 1997]

A.            \[6.53\times {{10}^{-3}}\,ampere\]         
B.            \[13.25\times {{10}^{-10}}\,ampere\]
C.            \[9.6\times {{10}^{6}}\,ampere\]  
D.            \[1.04\times {{10}^{-3}}\,ampere\]
Answer» E.


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