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Q.
The power consumed by the $4 \, V$ battery is
NTA AbhyasNTA Abhyas 2020Current Electricity
Solution:
Current in the circuit,
$I=\frac{E_{n e t}}{R_{n e t}}$
$\Rightarrow I=\frac{10 - 4}{6}=1A$
$\therefore $ Power consumed by battery
$P=V\times I$
$\Rightarrow P=1\times 4=4 \, W$
