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A point charge 0.4nC is located at (2, 3, 3). Find the potential differences between (2, 3, 3)m and (-2, 3, 3)m due to the charge.(a) 2.5(b) 2.6(c) 2.7(d) 2.8I had been asked this question by my school teacher while I was bunking the class.This key question is from Electric Potential topic in chapter Electrostatic Fields of Electromagnetic Theory

Answer»

Right option is (C) 2.7

Easiest explanation: Vab = (Q/4πεo)(1/rA) + (1/rB), where rA and rB are POSITION vectorsrA = 1M and rB = 4m. Thus Vab = 2.7 VOLTS.



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