Current Electricity and Electrical InstrumentHard
Question
A cell supplies a current of 0.9 A through a 2Ω resistor and a current of 0.3 A through a 7Ω resistor. The internal resistance of the cell is: -
Options
A.1.0 Ω
B.0.5 Ω
C.2.0 Ω
D.1.2 Ω
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