PhysicsEasy120×since 2002Q6781Electric field in a plane electromagnetic wave is given by E = 50 sin(500x −-− 10 ×\times× 10¹⁰ t) V/m The velocity of electromagnetic wave in this medium is : (Given C = speed of light in vacuum)A32{3 \over 2}23CBCC23{2 \over 3}32CDC2{C \over 2}2CCheck answerSkip