Assertion: Coloured spectrum is seen when we look through a muslim cloth.
Reason: It is due to the diffraction of white light on passing through fine slits.
A. (a) If both the assertion and reason are true and reason explains the assertion assertion.
B. (b) If both assertion and reason are true but reason does not explain the assertion
C. (c) If assertion is true but reason is false.
D. (d) If assertion is false but reason is true.
Reason: It is due to the diffraction of white light on passing through fine slits.
A. (a) If both the assertion and reason are true and reason explains the assertion assertion.
B. (b) If both assertion and reason are true but reason does not explain the assertion
C. (c) If assertion is true but reason is false.
D. (d) If assertion is false but reason is true.
Correct Answer – A
It is quite clear that the coloured spectrum is seen due to diffraction of white light on passing through fine slits made by fine threads in the muslin cloth.