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Optical Path Length

Ratio of widt...

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Ratio of width of principal maxima to the second order maxima in Fraunhofer single slit diffraction is 1) 4 2) 3 3) 2 4) 1

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Q. If we observe the single slit Fraunhofer diffraction with wavelength

λ

b

, the angular width

(θ_{w})

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2 θ

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? What will be the intensity when slit width is doubled?

Q. The fraunhofer diffraction pattern of a single slit is formed at the focal plane of a lens of focal length

f

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1^{s t}

2^{n d}

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