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Electrical sources and internal resistanceElectrical sources and internal resistance
V_{tpd}\) can also be calculated as \(I R\) where \(R\) is the load resistance. Voltage is a measure of energy, and energy is always conserved. So the EMF \(E\) of a cell is equal to the sum of ...
BBC2y
Ohm’s law, electric power and energy - CCEA
Hence, for a metal, resistance increases with increasing temperature. Often the increase in temperature is caused by an increase in current. An example is a filament lamp. As current increases ...
JSTOR Daily5y
On the Increase in Resistance to the Passage of an Electric Current Produced on Certain Wires by Stretching
Your Artstor image groups were copied to Workspace. The Artstor website will be retired on Aug 1st. Proceedings of the Royal Society of Lond... Proceedings of the Royal Society of London Vol. 26, 1877 ...