Two plane polarized light waves combine at a certain point whose electric field components are
$E_{1} = E_{0} sin ω t E_{2} = E_{0} sin (ω t + \frac{π}{3})$
Find the amplitude of the resultant wave.

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TestHub · Accepted Answer

E = ( E 0 ​ ) 2 + ( E 0 ​ ) 2 + 2 ( E 0 ​ ) ( E 0 ​ ) cos 3 π ​ ​ E = 2 E 0 2 ​ + E 0 2 ​ ​ = 3 ​ E 0 ​ = 1.73 E 0 ​

Physics - EM Waves Question with Solution | TestHub

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