JEE MAIN - Physics (2024 - 31st January Evening Shift - No. 23)
In the following circuit, the battery has an emf of $$2 \mathrm{~V}$$ and an internal resistance of $$\frac{2}{3} \Omega$$. The power consumption in the entire circuit is _________ W.
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Answer
3
Explanation
$$\begin{aligned}
& \mathrm{R}_{\text {eq }}=\frac{4}{3} \Omega \\
& \therefore \mathrm{P}=\frac{\mathrm{V}^2}{\mathrm{R}_{\text {eq }}}=\frac{4}{4 / 3}=3 \mathrm{~W}
\end{aligned}$$
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