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Red drop occurs in wave length of

$\begin{array}{1 1}(A)\;\text{492nm}\\(B)\;\text{535nm}\\(C)\;\text{586nm}\\(D)\;\text{680nm}\end{array} $

1 Answer

Wavelength of red lies between 780 to 622 nm.
Hence red drop occurs in wavelength of 680 nm.
Hence (D) is the correct answer.
answered Apr 7, 2014 by sreemathi.v
edited Nov 24 by priyanka.c

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