Question
White light reflected from a soap film (refractive index = 1.5) has a maximum at 600 nm and a minimum at 450 nm with no other minimum in between. Then the thickness of the film is -------- × $10^{-7}$ m.
White light reflected from a soap film (refractive index = 1.5) has a maximum at 600 nm and a minimum at 450 nm with no other minimum in between. Then the thickness of the film is -------- × $10^{-7}$ m.