On moving a charge of 20 coulombs by $2\mathrm{~cm}$, $2\mathrm{~J}$ of work is done, then the potential difference between the points is (1) 0.1 V (2) 8 V (3) 2 V (4) 0.5 V
On moving a charge of 20 coulombs by $2\mathrm{~cm}$, $2\mathrm{~J}$ of work is done, then the potential difference between the points is\\
(1) 0.1 V\\
(2) 8 V\\
(3) 2 V\\
(4) 0.5 V