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PhysicsNEET 2024Cells, EMF, internal resistance, combinations

Current Electricity

Two heaters A and B have power ratings of 1 kW and 2 kW, respectively. The two are first connected in series and then in parallel to a fixed power source. The ratio of power outputs for these two cases is:

  1. A.2 : 9✓
  2. B.1 : 2
  3. C.2 : 3
  4. D.1 : 1

Solution

Series: kW. Parallel: kW. Ratio .

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