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The Emf and the Internal Resistance of a Battery Are

Question 2

Multiple Choice

The emf and the internal resistance of a battery are shown in the figure. If a current of 7.8 A is established through the battery from b to a, what is the terminal voltage Vab of the battery? The emf and the internal resistance of a battery are shown in the figure. If a current of 7.8 A is established through the battery from b to a, what is the terminal voltage V<sub>ab</sub> of the battery? A) -30 V B) 80 V C) 30 V D) -80 V E) zero


A) -30 V
B) 80 V
C) 30 V
D) -80 V
E) zero

Correct Answer:

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