Question
Download Solution PDFThe colours seen in the reflected light from the thin film are due to:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
The bright colors seen in an oil slick floating on water or in a sunlit soap bubble are caused by interference.
The brightest colors are those that interfere constructively.
This interference is between light reflected from different surfaces of a thin film. Thus, the effect is known as thin film interference.
When white light is incident on a thin film, the film appears coloured and the colour depends upon the thickness of the film and also the angle of incidence of the light.
Last updated on May 26, 2025
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