Interference effects are produced at point P on a screen as a result of direct rays from

Question:

Interference effects are produced at point P on a screen as a result of direct rays from a 500-nm source and reflected rays from the mirror, as shown in Figure P37.52. Assume the source is 100 m to the left of the screen and 1.00 cm above the mirror. Find the distance y to the first dark band above the mirror.

Interference effects are produced at point P on a screen