At two point P and Q on screen in Young's double slit experiment, waves from slits `S_(1)` and `S_(2)` have a path difference of 0 and `(lamda)/(4)` respectively. The ratio of intensities at P and Q will be:

At two point P and Q on screen in Young's double slit experiment, waves from slits S_(1) and S_(2) have a path difference of 2lamda and (lamda)/(4) respectively. The ratio of intensities at P and Q will be:

At two points P and Q on a screen in Young's double slit experiment, waves from slits S_(1) and S_(2) have a path difference of O and (lambda)/(4) respectively. The ratio of intensities at P and Q will be ......

Find the ratio of intensities at the two points X and Y on a screen in Young's double slit experiment, where waves from the two source S_(1) and S_(2) have path difference of zero, and lambda//4 respectively.

Find the ratio of intensities at two points x and y on a screen in Young's double slit experiment, where waves from S_1 and S_2 have path difference of i) 0 and ii) lambda /4 .

Find the ratio of intensities of two points P and Q on a screen in Young's double-slit experiment when waves from sources S_1 and S_2 have path difference (i) zero and (ii) lambda//3 respectively.

Find the ratio of intensities at two points on a screen in young’s double slit experiment when waves from the two slits have path difference of 0 and λ/4.

Find the ratio of intensities at the two pints X and Y on a screen in Young's double slit experiment, where waves from the two sources S_1 and S_2 have path difference of 0 and lambda/4