Question

Poisson equation can be derived from which of the following equations? (a) Point form of Gauss law (b) Integral form of Gauss law (c) Point form of Ampere law (d) Integral form of Ampere law This question was addressed to me during an internship interview. Question is from Poisson and Laplace Equation in division Electrostatic Boundary Value Problem 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

Answer 1

The correct option is (a) Point form of Gauss law The best I can explain: The point of Gauss law is given by, Div (D)= ρv. On putting D= ε E and E=- Grad (V) in Gauss law, we get Del^2 (V)= -ρ/ε, which is the Poisson equation.