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Cells provide electromotive force (emf) to a circuit but can have internal resistance themselves. a) Give a definition of emf. b) A battery of emf
Cells provide electromotive force (emf) to a circuit but can have internal resistance themselves.
a) Give a definition of emf.
b) A battery of emf 12V and internal resistance 1.25 is connected across an 8 resistor. Calculate the following:
i. The current through the circuit
ii. The potential difference across the battery
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