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Physics - Current Electricity Question with Solution | TestHub

PhysicsCurrent ElectricityBatteryMedium2 minPYQ_2024

PhysicsMediumsingle choice

Consider a circuit where a cell of emf $E_{0}$ and internal resistance $r$ is connected across the terminal $A$ and $B$ as shown in figure. The value of $R$ for which the power generated in the circuit is maximum, is given by

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Answer:

Solution:

Hint: $R_{ext} = r$ $\frac{R}{3} = r R = 3 r$

Stream:WBJEESubject:PhysicsTopic:Current ElectricitySubtopic:Battery

⏱ 2mℹ️ Source: PYQ_2024

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