Wave Optics - Result Question 27
29. In a diffraction pattern due to a single slit of width ’ ‘, the first minimum is observed at an angle when light of wavelength is incident on the slit. The first secondary maximum is observed at an angle of :
[2016]
(a)
(b)
(c)
(d)
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Answer:
Correct Answer: 29. (d)
Solution:
- (d) For the first minima,