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    Physics for Scientists
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    Exam 28: Direct-Current Circuits
  5. Question
    If R = 30 KΩ, C = 6
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If R = 30 KΩ, C = 6

Question 23

Question 23

Multiple Choice

If R = 3.0 kΩ, C = 6.0 nF, ε 1 = 10.0 V, Q = 18 nC, ε 2 = 6.0 V, and I = 5.0 mA, what is the potential difference Vb − Va? If R = 3.0 kΩ, C = 6.0 nF, ε <sub>1</sub> = 10.0 V, Q = 18 nC, ε <sub>2</sub> = 6.0 V, and I = 5.0 mA, what is the potential difference V<sub>b</sub> − V<sub>a</sub>?   A)  −13 V B)  +28 V C)  +13 V D)  −28 V E)  +2.0 V


A) −13 V
B) +28 V
C) +13 V
D) −28 V
E) +2.0 V

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