The phase difference between two waves represented by y1=10^−6 sin [100t+(x/50)+0.5]m,y2=10^−6 cos [100t+(x/50)]m where x is expressed in metres and t is expressed in seconds, is approximately is approximately The phase difference between two waves represented by y1=10^−6 sin [100t+(x/50)+0.5]m y2=10^−6 cos [100t+(x/50)]m where x is expressed in metres and t is expressed in seconds [...]