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Current Electricity · 2021 · 27 Aug · Shift 1

2 Physics questions from this JEE Main paper
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Current Electricity · 2021 · 27 Aug · Shift 1

2 Physics questions from this JEE Main paper

  1. Q57.Five identical cells each of internal resistance 1 Ω and emf 5V are connected in series and in parallel with an external resistance 'R'. For what value of 'R', current in series and parallel combination will remain the same?
    Physics · Current Electricity · MCQ
  2. Q62.First, a set of n equal resistors of 10 Ω each are connected in series to a battery of emf 20V and internal resistance 10 Ω. A current I is observed to flow. Then, the n resistors are connected in parallel to the same…
    Physics · Current Electricity · Numerical