Multiple Choice
An ideal battery has an emf of 12 V.If it is connected to a circuit and creates a current of 4.0 A, what is the power?
A) 0.3 W
B) 3.0 W
C) 36 W
D) 48 W
E) cannot tell without knowing the resistance of the circuit
Correct Answer:
Verified
Correct Answer:
Verified
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