1.

A body has ? 80 micro coulomb of charge. Number of additional electrons in it will be          [MP PMT 2003]

A.            \[8\times {{10}^{-5}}\]     
B.            \[80\times {{10}^{-17}}\]
C.            \[5\times {{10}^{14}}\]    
D.            \[1.28\times {{10}^{-17}}\]
Answer» D.            \[1.28\times {{10}^{-17}}\]


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