Question

In a diffraction patterndue to a single slit of width
'a', the first minimum is observed at an angle 300
when light of wavelength 5000 Å is incident onthe
slit. The first secondary maximum is observed at an
angle of
[NEET-I 2016]
(A) sin^-1(1/4)
(C) sin^-1(2/3)
(B) sin^-1(1/2)
D) sin^-1 (3/4)​

Answer 1

Answer:

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