Two identical cells connected in series send 1.0 amp of current through a 5 ohm…
Physics · JEE Main · NTA Exams — Current Electricity
Two identical cells connected in series send 1.0 amp of current through a 5 ohm resistance.When they are connected in parallel, they send current of 0.8 amp through the same resistor. What is the internal resistance of the cell ?
- 0.5 Ω
- 1Ω
- 2.5 Ω
- 4Ω
Answer
(C) 2.5 Ω
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