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Find the force of interaction between 60 stat coulomb and 37.5 stat coulomb spaced 7.5cm apart in transformer oil(εr=2.2) in 10^-4 N,

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Find the force of interaction between 60 stat coulomb and 37.5 stat coulomb spaced 7.5cm apart in transformer oil(εr=2.2) in 10^-4 N, (a) 8.15 (b) 5.18 (c) 1.518 (d) 1.815 The question was asked in my homework. I need to ask this question from Coulomb Law 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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Right option is (d) 1.815 The explanation: 1 stat coulomb = 1/(3 X 10^9) C F = (1.998 X 1.2488 X 10^-16)/(4∏ X 8.854 X 10^-12 X 2.2 X (7.5 X 10^-2)^2) = 1.815 X 10^-4 N.

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