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The condition for observing Fraunhofer d...

The condition for observing Fraunhofer diffraction from a single slit is that the light wavefront incident on the slit should be

A

spherical

B

cylindrical

C

plane

D

elliptical

Text Solution

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The correct Answer is:
C
NA
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TARGET PUBLICATION-INTERFERENCE AND DIFFRACTION-EVALUATION TEST
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  9. Human eye is most sensitive to 5550Å and diameter of pupil is 1.8 mm. ...

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  12. White light is used to illuminate the two slits in Young's double slit...

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  17. The aperture of the larges telescope in the world is about 5m. If the ...

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  18. A slit whose width is 5.0 cm is irradiated with microwaves of waveleng...

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  19. In a single slit diffraction experiment first minima for lambda1 = 660...

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