Electromagnetic waves in free space I

[@sudhirbansal7686]

Osam sir

[@ashlynnundlall]

At 3:10 how do you get that step should it not be E(x+delta*x)*delta*y

[@dm3248]

Hey Its the same thing that's why we have 3 terms on lhs (instead of 2) you can watch from 5:34 where he does the same thing for magnetic field..