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Question
What is interference?
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Solution
Interference of light is defined as the modification in the intensity of light (larger at some places and smaller at some places) produced by the superposition of two or more light waves.
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RELATED QUESTIONS
Four light waves are represented by
(i) \[y = a_1 \sin \omega t\]
(ii) \[y = a_2 \sin \left( \omega t + \epsilon \right)\]
(iii) \[y = a_1 \sin 2\omega t\]
(iv) \[y = a_2 \sin 2\left( \omega t + \epsilon \right).\]
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(a) (i) and (ii)
(b) (i) and (iii)
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(D = distance between source and screen, d = distance between the two narrow slits)
