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A point charge 2nC is located at origin. What is the potential at (1,0,0)?

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A point charge 2nC is located at origin. What is the potential at (1,0,0)? (a) 12 (b) 14 (c) 16 (d) 18 I have been asked this question by my college professor while I was bunking the class. I'd like to ask this question from Electric Potential topic in portion Electrostatic Fields of Electromagnetic Theory Select the correct answer from above options Electromagnetic Theory questions and answers, Electromagnetic Theory questions pdf, Electromagnetic Theory question bank, Electromagnetic Theory questions and answers pdf, mcq on Electromagnetic Theory pdf,electromagnetic theory book pdf,electromagnetic theory pdf notes,electromagnetic theory lecture notes,electromagnetic theory of light,maxwell electromagnetic theory,electromagnetic theory proposed by,electromagnetic theory engineering physics,electromagnetic theory nptel

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Correct answer is (d) 18 The explanation: V = Q/(4πεr), where r = 1m V = (2 X 10^-9)/(4πε x 1) = 18 volts.

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