The path difference between the two waves `y_1=a_1sin(omegat-(2pix)/(lamda))`
Channel: Doubtnut
Date: 19/01/2020

The path difference between the two waves `y_1=a_1sin(omegat-(2pix)/(lamda))` and `y_2=a_2cos(omegat-(2pix)/(lamda)+phi)` is