Two plane polarized light waves combine at a certain point whose electric field components are \({\mathrm{E}}_{1}={\math…

Two plane polarized light waves combine at a certain point whose electric field components are
\({\mathrm{E}}_{1}={\mathrm{E}}_{0}\mathrm{sinωt}\\ {\mathrm{E}}_{2}={\mathrm{E}}_{0}\sin \left(\mathrm{ωt}+\frac{\pi }{3}\right)\)
Find the amplitude of the resultant wave.