Home Physics Wave Optics Wave Nature and Interference of Light What causes changes in the colours of the so…
Physics Wave Optics Wave Nature and Interference of Light MCQ (Single Correct)

What causes changes in the colours of the soap or oil films for the given beam of light

A
Angle of incidence
B
Angle of reflection
C
Thickness of film
D
None of these

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Text Solution

Verified by Experts
The correct answer is:
C

For viewing interference in oil films or soap bubble, thickness of film is of the order of wavelength of light.

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