In moving from A to B along an electric field line, the electric field does of work on an electron. If are equipotential surfaces, then the potential difference is
-4V
4V
Zero
64V
As we have learnt,
Potential energy Per unit charge -
- wherein
S.I unit is .
Work done by the field
Option 1)
-4V
Option 2)
4V
Option 3)
Zero
Option 4)
64V
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