Find the current in a 6.00 Ω resistor connected to a battery that has an internal resistance?
(a) Find the current in a 6.00 Ω resistor connected to a battery that has an internal resistance of 0.20 Ω if the voltage across the battery (the terminal voltage) is 18.00 V.
A
(b) What is the emf of the battery?
V
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a) I = E/R = 18/6 = 3 Amperes
b) emf = (6.2/6) * 18 = 18.6 volts
c) I could be wrong.