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    University Physics
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    Exam 19: The First Law of Thermodynamics
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    Potential Due to Point-Charges: a +4
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Potential Due to Point-Charges: a +4

Question 2

Question 2

Multiple Choice

Potential due to point-charges: A +4.0 μC-point charge and a -4.0-μC point charge are placed as shown in the figure. What is the potential difference, VA - VB, between points A and B? (k = 1/4πε0 = 8.99 × 109 N ∙ m2/C2) Potential due to point-charges: A +4.0 μC-point charge and a -4.0-μC point charge are placed as shown in the figure. What is the potential difference, V<sub>A</sub> - V<sub>B</sub>, between points A and B? (k = 1/4πε<sub>0</sub> = 8.99 × 10<sup>9</sup> N ∙ m<sup>2</sup>/C<sup>2</sup>)    A)  48 V B)  96 V C)  0.00 V D)  96 kV E)  48 kV


A) 48 V
B) 96 V
C) 0.00 V
D) 96 kV
E) 48 kV

Correct Answer:

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