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    Exam 28: Direct-Current Circuits
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    If the Current in the 4
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If the Current in the 4

Question 78

Question 78

Multiple Choice

If the current in the 4.0-Ω resistor is 1.4 A, what is the magnitude of the potential difference, VA − VB? If the current in the 4.0-Ω resistor is 1.4 A, what is the magnitude of the potential difference, V<sub>A</sub> − V<sub>B</sub>?   A)  69 V B)  55 V C)  62 V D)  48 V E)  31 V


A) 69 V
B) 55 V
C) 62 V
D) 48 V
E) 31 V

Correct Answer:

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