Asked by Anonymous
3) What is the emf of a battery with an internal resistance of 0.15 if the battery delivers 1.5 A to an externally connected 5.0 resistors?
Answers
Answered by
Damon
voltage across resistor = i R = 1.5*5 = 7.5 Volts
voltage loss to internal resistance = 1.5 * .15 = .225 volts
total voltage = 7.5 + .225 = 7.725 Volts
voltage loss to internal resistance = 1.5 * .15 = .225 volts
total voltage = 7.5 + .225 = 7.725 Volts
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