1. Tardigrade
  2. Question
  3. Physics
  4. A battery of e.m.f. 2 volts and internal resistance 0.1 Ω is being charged with a current of 5 A. Calculate the potential difference between the terminals of the battery.

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Q. A battery of e.m.f. $2$ volts and internal resistance $0.1 \,\Omega$ is being charged with a current of $5\, A$. Calculate the potential difference between the terminals of the battery.

Solution:

For charging
$V = E + Ir =2+5 \times 0.1$
$=2.5 \,V$