DAY 15 – DAW January

Interference of light-Young’s experiment, Newton’s rings, interference by thin films,


Q 1. What are Newton’s rings? How are they formed by two curved surfaces ? [10 marks]

Q 2. A soap-film of refractive index 1.33 is illuminated with light of different wavelengths at an angle of 45°45\degree. There is complete destructive interference for λ\lambda = 5890 AoA^o. Find the thickness of the film. [10 marks]

Video Solution at 11 pm