Directions for: The questions consist of two statements each, printed as assertion and reason. While answering these questions you are required to choose any one of the following five responses A. If both the Assertion and the Reason are true and the Reason is a correct explanation of the Assertion. B. If both the Assertion and the Reason are true but the Reason is not a correct explanation of Assertion. C. If the Assertion is true but the Reason is false. D. If both the Assertion and the Reason are false. E. If Assertion is false but Reason is true.
Assertion: When a tiny circular obstacle is placed in the path of light from some distance, a bright spot is seen at the centre of shadow the obstacle. Reason: Destructive interference occur the centre of the shadow.A) A
B) B
C) C
D) D
E) E
Correct Answer: C
Solution :
Diffraction is the bending of light around the corners of obstacles. When circular obstacle is placed in the path of light then waves interfere constructively at the centre forming a bright spot.
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