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The penetration of light into the region...

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

A

polarisation

B

interference

C

diffraction

D

refraction

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The correct Answer is:
C
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CP SINGH-WAVE NATURE OF LIGHT-EXERCISES
  1. White light may be considered to be mixture of waves of lambda ranging...

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  2. A person sets up Young's experiment using a sodium lamp and placing tw...

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

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  4. Diffraction effects are easier to notice in the case of sound waves th...

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  5. A parallel monochromatic beam of light is incident normally on a narro...

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  6. Diffraction pattern of a single slit consists of a central bright band...

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  7. To observe diffraction, the size of the obstacle

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  8. A diffraction is obtained by using a beam of red light. What will hap...

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  9. Yellow light is used in a single slit diffraction experiment with slit...

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  10. A slit of width a illuminated by red light of wavelength 6500 Å. The f...

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  11. A single slit of width 0.20 mm is illuminated with light of wavelength...

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  12. Light of wavelength 6328 Å is incident normally on a slit having a wid...

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  13. A beam of light of wavelength 600 nm from a distant source falls on...

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  14. The amplitude modulated (AM) radio wave bends apreciably round the co...

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  15. The fringe pattern observed on Young's double-slit experiment is

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  16. Which of the following properties show that light is a transverse wave...

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  17. Longitudinal waves do not exhibit

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  18. Through which character we can distiguish the light waves from sound w...

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  19. Which of the following cannot be polarised?

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  20. In the propagation of electromagnetic waves the angle between the dire...

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