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? 
A) -30 V
B) 80 V
C) 30 V
D) -80 V
E) zero
Correct Answer:
Verified
Correct Answer:
Verified
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