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How many diffraction maxima are contained in a region of the Fraunhofer single-slit pattern, subtending an...

How many diffraction maxima are contained in a region of the Fraunhofer single-slit pattern, subtending an angle of 1.82°, for a slit width of 0.110 mm, using light of wavelength 582 nm?

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Answer #1

Using relation,

(2n + 1) lambda/2 = a sin(theta)

0.5 x (2n + 1) x 582 x 10^-9 = 0.11 x 10^-3 x sin(1.82)

n = 5 maxima

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