The path difference between the two waves $y_1=a_1\sin \left(\omega t-\frac{2\pi x}{\mathrm{\lambda }}\right)$ and $y_2=a_2\cos \left(\omega t-\frac{2\pi x}{\mathrm{\lambda }}+\mathrm{\varphi }\right)$ is

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!