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Pradeep Asked a Question
November 9, 2020 11:39 pmpts 30 pts
Two beams of light in the visible range (400 nm- 700 nm) interfere with each other at a point. The optical path difference between them is 5000 nm. Which of the following wavelengths will interfere constructively at the given point ? 555.55 nm (A) 416.67 nm (C) (B) 625 nm (D) 666.66 nm
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  • Surya prakash verma thankyou
    C part for constructive interference path diff should be n*lembda n is intiger and lembda is wave length so, n*lembda =5000 n will come as intiger only for part C.
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    Pradeep
    answer is a,b,c