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When exposed to sunlight, thin films of ...

When exposed to sunlight, thin films of oil on water often exhibit brilliant colours due to the phenomenon of

A

Interference

B

diffraction

C

dispersion

D

polarisation

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The correct Answer is:
A
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NARAYNA-WAVE OPTICS-Exercise - 3
  1. A double slit experiment is performed with light of wavelength 500nm. ...

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  2. When a beam of light is used to determine the position of an object, t...

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  3. When exposed to sunlight, thin films of oil on water often exhibit bri...

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  4. The angular resolution of a 10cm diameter telescope at a wavelength 50...

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  5. In Young's double slit experiment, the distance between two slits is m...

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  6. Light is incident normally on a diffraction grating through which the ...

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

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  8. In Young's double slit experiment, two slits are made 5 mm apart and t...

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  9. For what distance is ray optics a good approximation when the aperture...

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  10. The fringe separation, for a light of wavelength 700 mm , if the slits...

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  11. If the fringe with X =0.4 m m, the distance between 6^(th) bright ba...

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

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  13. In Young's double-slit experiment, the two slits act as coherent sourc...

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  14. Two coherent sources of wavelength 6 . 2 xx 10^(-7) m produce interfe...

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  15. For a parallel beam of monochromatic light of wavelength 'lambda' diff...

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  16. In a double slit experiment, the two slits are 1 mm apart and the scre...

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  17. Two slits in Young's experiment have width in the ratio 1 : 25. The ra...

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