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A charge of 2 X 10^-7 C is acted upon by a force of 0.1N. Determine the distance to the other charge of 4.5 X 10^-7 C, both the charges are in vacuum.

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A charge of 2 X 10^-7 C is acted upon by a force of 0.1N. Determine the distance to the other charge of 4.5 X 10^-7 C, both the charges are in vacuum. (a) 0.03 (b) 0.05 (c) 0.07 (d) 0.09 I have been asked this question during an internship interview. This intriguing question originated from Coulomb Law 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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The correct answer is (d) 0.09 The explanation: F = q1q2/(4∏εor^2) , substituting q1, q2 and F, r2 = q1q2/(4∏εoF) = We get r = 0.09m.

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