Question

# Magnetic field of light ray is given by →B=(3^i+4^j)×10−4 sin (kz+ωt) & electric field is given by →E=(α^i+β^j)×104 sin(kz+ωt), then what is the relation between α & βα=βαβ=2αβ=−43αβ=43

Solution

## The correct option is C αβ=−43→E.→B=0

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