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ifos โ€ข paper_1 โ€ข electrodynamics

[UPSC IFoS 2018] Electromagnetic Theory (Q336, 10+5=15M)

(i) Show that the electric and magnetic energy densities in a plane travelling wave are equal. Also prove that the total energy density = \varepsilon_0 E^2 = \mu_0 H^2.

(ii) Deduce the equation of continuity based on Maxwell's equations.

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