Home Physics Wave Optics Statement Based Statement I: Coloured spectrum is seen when …
Physics Wave Optics Statement Based MCQ (Single Correct)

Statement I: Coloured spectrum is seen when we look through a muslin cloth.
Statement II: The coloured spectrum is due to diffraction of white light on passing through fine slits made by fine threads in the muslin cloth.
In the light of the above statements, choose the most appropriate answer from the options given below.

A
Both Statement I and Statement II are incorrect.
B
Statement I is correct but Statement II is incorrect.
C
Statement I is incorrect but Statement II is correct.
D
Both Statement I and Statement II are correct.

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Text Solution

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The correct answer is:
D

Both Statement I and Statement II are correct.

Since the diffraction occur when size of the obstacle is comparable to the wavelength of the light. So, the gap in the threads of muslin cloth fulfil this condition. Thus, coloured spectrum is seen on it.

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