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Electric Cell (internal resistance and electromotive force, EMF…
Electric Cell
internal resistance and electromotive force, EMF
definition of EMF
open circuit potential difference across the terminals of power source/ terminals potential difference when no current is supplied
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Cells
primary
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eg: AA cells, button mercury cells
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Capacity
definition
quantity used to measure ability of cell to release charge and also constant current that it can supply for a given discharge
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