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To demonstrate the phenomenon of interfe...

To demonstrate the phenomenon of interference, we require two sources which emit radiation

A

nearly the same frequency

B

the same frequency

C

different wavelength

D

the same frequency and having a definite phase relationship

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The correct Answer is:
D
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AAKASH SERIES-WAVES OPTICS-EXERCISE -IA
  1. Of the following which pair can be coherent sources

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  2. Which of the following is not a condensation polymer?

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  3. To demonstrate the phenomenon of interference, we require two sources ...

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  4. Interference is possible in

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  5. State one condition for obtaining a sustained interference of light.

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  6. Colours of soap film in sun light is due to

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  7. In Young.s double slit experiment sodium light is replaced by blue lam...

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  8. In Young.s double slit experiment the band width is minimum for the co...

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  9. If interference is complete or cent percent then the frequency of obse...

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  10. The graph between the separation of the slits and fringe width in Youn...

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  11. In Young.s double slit experiment both the slits are similar. If width...

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  12. The contrast in the fringes in any interference pattern depends on -

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  13. If Young.s double slit apparatus is shifted from air to water, then

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  14. After crossing two plants, the progenies are found to be male sterile...

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  15. What is the difference between 2.0 m and 2.00 m.

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  16. If one of the slits in Young's double slit experiment is fully closed,...

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  17. If one of the slits in Young's double slit experiment is fully closed,...

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  18. Young's slit experiment establishes that

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  19. Two coherent sources S1" and "S2 produce interference fringes. If a th...

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  20. In Young's double slit experiment a mica sheet of thickness t and refr...

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