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The diffraction fringes obtained by a single slit are of

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Important Questions on Wave Optics

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Physics>Optics>Wave Optics>Diffraction of Light
A parallel beam of monochromatic light falls normally on a single narrow slit. The angular width of the central maximum in the resulting diffraction pattern
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Physics>Optics>Wave Optics>Diffraction of Light
Which one of the following statement is true for both the interference and diffraction?
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Physics>Optics>Wave Optics>Diffraction of Light
State two differences between double‐slit interference and single slit diffraction patterns.
MEDIUM
Physics>Optics>Wave Optics>Diffraction of Light
For a parallel beam of monochromatic light of wavelength λ', diffraction is produced by a single slit whose width 'a' is of the wavelength of the light. If 'D' is the distance of the screen from the slit, the width of the central maxima will be
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Physics>Optics>Wave Optics>Diffraction of Light
In a double-slit experiment, two slits are 2 mm apart and the screen is placed 1 m away. Sodium light of wavelength 589 nm is used to observe the fringe pattern. What will be the width of each slit to obtain 10 maxima of a double-slit pattern within the central maxima of the single slit pattern?
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Physics>Optics>Wave Optics>Diffraction of Light
A narrow slit of width 2 mm is illuminated by monochromatic light of wavelength 500 nm. The distance between the first minima on either side on a screen at a distance of 1 m is
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Physics>Optics>Wave Optics>Diffraction of Light
Draw and compare the intensity graph of single slit diffraction and double slit interference.
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Physics>Optics>Wave Optics>Diffraction of Light

The phenomenon of diffraction can be treated as interference phenomenon if the number of coherent sources is,

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Physics>Optics>Wave Optics>Diffraction of Light
Which of the following statement is true about single slit diffraction pattern?
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Physics>Optics>Wave Optics>Diffraction of Light
In a single slit diffraction pattern
MEDIUM
Physics>Optics>Wave Optics>Diffraction of Light
 In Young's double slit experiment, a mica slit of thickness t and refractive index µ is introduced in the ray from the μ first source S. By how much distance the fringes pattern will be displaced
 
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Physics>Optics>Wave Optics>Diffraction of Light
Why the interference fringes are observed within the envelope of single slit diffraction in a double slit experiment? State the condition for the formation of two slit interference pattern only.
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Physics>Optics>Wave Optics>Diffraction of Light
In single slit diffraction pattern
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Physics>Optics>Wave Optics>Diffraction of Light
Show that the energy always remains conserved in diffraction and interference.
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Physics>Optics>Wave Optics>Diffraction of Light
Dark regions in the single slit diffraction patterns are not the:
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Physics>Optics>Wave Optics>Diffraction of Light
A single slit of width 0.1 mm is illuminated by parallel light of wavelength 6000 A, and diffraction bands are observed on a screen 40 cm from the slit. The distance of third dark band from the central bright band is.
MEDIUM
Physics>Optics>Wave Optics>Diffraction of Light
A slit of width a is illuminated by parallel monochromatic light of wavelength λ. The value of a at which the first minimum of the diffraction pattern will form at θ = 30° is
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Physics>Optics>Wave Optics>Diffraction of Light
Which one of the following statements is true for the interference pattern as well as for the diffraction pattern?
MEDIUM
Physics>Optics>Wave Optics>Diffraction of Light
Diffraction pattern of a single slit consists of a central bright band which is
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Physics>Optics>Wave Optics>Diffraction of Light

If Io is the intensity of the principal maximum in the single slit diffraction pattern, then what will be the intensity when the slit width is doubled?