1.

In hydrogen atom, the electron is making \[6.6\times {{10}^{15}}\,rev/\sec \] around the nucleus in an orbit of radius 0.528 Å. The magnetic moment \[(A-{{m}^{2}})\] will be [MP PET 1999]

A.            \[1\times {{10}^{-15}}\]  
B.            \[1\times {{10}^{-10}}\]
C.            \[1\times {{10}^{-23}}\]  
D.            \[1\times {{10}^{-27}}\]
Answer» D.            \[1\times {{10}^{-27}}\]


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