Two sources of intensity I and 4 are used in an interference experiment. Find the intensity at point where the waves from two sources superimpose with a phase difference (i) zero (ii) `pi//2` and (iii) `pi`.

Two sources of intensity I and 4I are used in an interference experiment. Find the intensity at a point where the waves from two sources superimpose with a phase difference of (a) zero, (b) pi//2 , (c ) pi and (d) ratio of maximum and minimum intensity.

Waves from two sources of intensities I and 3I are used in an interference experiment. Calculate the intensity at point where the waves superimpose with a phase difference of (i) pi//2 and (ii) pi .

Two coherent sources of intensities I_1 and I_2 produce an interference pattern. The maximum intensity in the interference pattern will be

Two sources with intensity 4I_0 , and 9I_0 , interfere at a point in medium. The minimum intensity would be

Two coherent sources of light of intensity ratio n are employed in an interference experiment. The ratio of the intensities of the maxima and minima in the interference pattern is

Two waves of intensities I and 4I produce interference. Then the intensity at constructive and destructive interference respectively is –

Two sources of light of intensities I and 4I emit light waves which interfere at a point. Intensity will be ..... At points where the phase difference, is