The storage battery of a car has an emf of 12 V. If the internal resistance of the battery is 0.4 Ω, what is the maximum current that can be drawn from the battery?
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The storage battery of a car has an emf of 12 V. If the internal resistance of the battery is 0.4 Ω, what is the maximum current that can be drawn from the battery?
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Solution:
The maximum current will be obtained when no external resistance is offered by wire joining the two terminals.
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NCERT Solutions for 12th Class Physics: Chapter 3-Current Electricity