Two coherent sources whose intensity ratio is `64 : 1` produce interference fringes. The ratio of intensities of maximum and minima is

Two coherent sources whose intensity ratio is 81:1 produce interference fringes. Calculate the ratio of intensity of maxima and minima in the fringe systen.

Two coherent sources whose intensity ratio is 81:1 produce interference fringe. Calculate the ratio of intensity of maximum and minimum in the fringe system.

Two coherent sources whose intensity ratio is 81:1 produce interfrerence frines.Calculate th ratio of intenstiy of maxima and minima in the fringe system.

Two coherent sources whose intensity ratio is 81 : 1 produce interference fringes. Calculate the ratio of intensity of the maxima and minima in fringe system.

Two coherent sources, whose intensity ratio are 81:1 , produce interference fringes. Calculate the ratio of intensities of maxima and minima in the fringe system.

Two coherent source of light,whose intensity ratio is 49:1 produces interference fringe.Calculate the ratio of intensity of maximum and minimum in the fringe system.