H2P-285
Internal resistance
H2 Physics · JC 2 · Easy · Internal resistance
A battery of e.m.f. 9.0 V and internal resistance 0.50 Ω is connected in series with a 3.0 Ω resistor. Calculate the terminal potential difference of the battery when the circuit is switched on.
- 7.7 V
- 6.4 V
- 8.6 V
- 9.0 V
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