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Cells, EMF and Internal Resistance for GSEB: 7 solved questions

Real GSEB paper questions on cells, emf and internal resistance, part of current electricity. Each opens with the options, the correct answer and a step-by-step solution. Papers run from 2015 to 2023. No sign-in needed to read them.

What this topic asks

• Combination of cells — 3 questions
• Terminal voltage and internal resistance — 3 questions
• Units and dimensions — 1 question

All 7 questions with solutions

• n identical cells of emf ε and internal resistance r are connected in parallel with resistor R. The current f… GSEB Board July 2015
• A cell supplies a current of 0.9 A through a 2 Ω resistor and a current of 0.3 A through a 7 Ω resistor. What… GSEB Board July 2017
• A student is asked to connect four cells of emf ε each and internal resistance r each in series (helping cond… GSEB Board July 2018
• The internal resistance of a battery of 2 V terminal voltage is 0.2 Ω. If the current flowing through the bat… GSEB Board March 2020 (old course)
• 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… GSEB Board August 2020
• Two batteries of emf ε₁ and ε₂ (ε₂ > ε₁) and internal resistances r₁ and r₂ respectively are connected in par… GSEB Board March 2023
• Dimensional formula of electromotive force is . GSEB Board July 2023