Cells, EMF & Internal Resistance: JEE Questions & Solutions
10 previous-year JEE Physics questions on Cells, EMF & Internal Resistance, each with a worked step-by-step solution.
Previous-year questions
- 01
A battery with EMF E and internal resistance r is connected across a resistance R. The power consumption in R will be maximum when:
MCQEasyJEE 2026 - 02
A moving coil galvanometer of resistance 100 shows a full scale deflection for a current of 1 mA. The value of resistance required to…
MCQEasyJEE 2026 - 03
For two identical cells each having emf E and internal resistance r, the current through an external resistor of 6 is the same when the…
MCQEasyJEE 2026 - 04
Given below are two statements: Statement-I: The equivalent emf of two nonideal batteries connected in parallel is smaller than either of…
MCQEasyJEE 2025 - 05
A galvanometer having a coil of resistance 30 needs 20 mA of current for full-scale deflection. If a maximum current of 3 A is to be…
MCQEasyJEE 2025 - 06
Two cells of emf 1 V and 2 V and internal resistance 2 and 1, respectively, are connected in series with an external resistance of 6. The…
NVAMediumJEE 2025 - 07
Two cells are connected in opposition. Cell E1 has 8 V emf and 2 internal resistance. Cell E2 has 2 V emf and 4 internal resistance. The…
MCQEasyJEE 2024 - 08
Two cells are connected between points A and B as shown. Cell 1 has an emf of 12 V and internal resistance of 3. Cell 2 has an emf of 6 V…
NVAMediumJEE 2023 - 09
Two identical cells, when connected either in parallel or in series, give the same current in an external resistance of 5. The internal…
NVAEasyJEE 2023 - 10
Two identical cells each of emf 1.5 are connected in series across a 10 resistance. An ideal voltmeter connected across 10 resistance reads…
NVAEasyJEE 2023
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