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The penetration of light into the region...

The penetration of light into the region of geometrical shadow is called

A

interference

B

diffraction

C

polarisation

D

dispersion

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The correct Answer is:
B
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NIKITA PUBLICATION-INTERFERENCE AND DIFFRACTION-MULTPLE CHOICE QUESTIONS
  1. Which of the following undergoe maximum diffraction ?

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  2. Phenomenon of bending of waves withoug a changed in medium is called

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  3. The penetration of light into the region of geometrical shadow is call...

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  4. For obtaining diffraction pattern, aperture of the slite should be of ...

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  5. A small circular disce is placed in the path of monochromatic light. T...

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  6. A very samml opaque is place in the path of monochormatic light. Its ...

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  7. The ratio of intensities of consecutive maxima in the diffraction patt...

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  8. A zone plae acts similar to a

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  9. The phase difference between two waves from successive half period zo...

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  10. The diffraction effect can be observed in

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  11. The fringes produce in diffraction pattern are of

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  12. The tip of needle does not give a sharp image. This is due to

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  13. Angular width (beta) of central maximum of a diffraction pattern on a ...

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  14. On increasing the slite widht, the width of central maximum

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  15. The position of minima in the diffraction pattern due to a single slit...

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  16. The diffraction effect of light expresses that

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  17. The size of the obstacel in order to observe diffraction fo light must...

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  18. Fresnel's zones are known as half period zones because the path diffre...

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  19. The amplitudes of two consecutive half period zone are of

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  20. The phase difference between the first and thrid half period zone is

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