A plane electromagnetic wave propagating in $\mathrm{x}$-direction is described by $E_y=\left(200 \mathrm{Vm}^{-1}\right) \sin \left[1.5 \times 10^7 t-0.05 x\right] \text {; }$ The intensity of the wave is : (Use $\epsilon_0=8.85 \times 10^{-12} \mathrm{C}^2 \mathrm{~N}^{-1} \mathrm{~m}^{-2}$)

Question

A plane electromagnetic wave propagating in $\mathrm{x}$-direction is described by

$E_y=\left(200 \mathrm{Vm}^{-1}\right) \sin \left[1.5 \times 10^7 t-0.05 x\right] \text {; }$

The intensity of the wave is :

(Use $\epsilon_0=8.85 \times 10^{-12} \mathrm{C}^2 \mathrm{~N}^{-1} \mathrm{~m}^{-2}$)

$35.4 \mathrm{~Wm}^{-2}$

$53.1 \mathrm{~Wm}^{-2}$

$26.6 \mathrm{~Wm}^{-2}$

$106.2 \mathrm{~Wm}^{-2}$

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