Wave Optics
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Wave Optics
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9 Questions

1. Interference was observed in interferencechamber where air was present - now the chamber isevacuated - and if the same light is used - a carefulobserver will see [1993]
2. Which of the following phenomenon is not commonto sound and light waves? [1988]
3. In a Fresnel biprism experiment - the two positionsof lens give separation between the slits as 16 cm and 9cm respectivelyWhat is the actual distance ofseparation? [1996]
4. Which of the following shows particle nature oflight? [2001]
5. A parallel beam of monochromatic light ofwavelength 5000Ã…is incident normally on a singlenarrow slit of width0.001 mmThe light is focused by aconvex lens on a screen placed in focal planeThe firstminimum will be formed for the angle of diffractionequal to [1993]
6. A parallel beam of monochromatic light ofwavelength 5000Ã…is incident normally on a singlenarrow slit of width0.001 mmThe light is focused by aconvex lens on a screen placed in focal planeThe firstminimum will be formed for the angle of diffractionequal to [1993]
7. Colours appear on a thin soap film and on soapbubbles due to the phenomenon of [1999]
8. Colours appear on a thin soap film and on soapbubbles due to the phenomenon of [1999]
9. Interference is possible in [1989]