Two cells of EMF 10v & internal resistance 3ohm is connected to resistor, if the current in the circuit is 0.5A find the resistance of a resistor & terminal voltage of the battery?
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R = 17ohm; V = 8.5V
Explanation:
The following date is given in the question:
E = 10V; r = 3ohm; I = 0.5A
a) Now applying KVL on the closed loop
E = I (R+r)
By putting values we get
R = 17ohm
b) According to ohm’s law
V= IR
V= (0.5) (17) = 8.5V
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