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What are coherent sources?...

What are coherent sources?

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The sources which produce light waves having same wavelength, same frequency, having zero or constant phase difference.
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MODERN PUBLICATION-WAVE OPTICAL-Revision Exercises (Very Short Answer Questions)
  1. What is the shape of the wavelength in case Light emerging out of a...

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  2. What is sustained interference ? Write necessary conditions for it.

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  3. What are coherent sources?

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  4. State two conditions to obtain sustained interference of light. In you...

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  5. What are coherent sources of light ? Why are coherent sources required...

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  6. What is diffraction of light?

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  7. The refractive index of plastic is sqrt(3). Calculate the angle of ref...

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  8. State Huygens' principle of diffraction of light.

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  9. What happens to interference fringes when the distance between the two...

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  10. If one of the slits in Young's experiment is covered, what effect will...

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  11. Write the relationship between the path difference and the wavelength ...

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  12. What is the condition of obtaining bright interference fringes?

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  13. If you move the source slit closer to the double slit in Young's exper...

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  14. Will there be an interference pattern on the screen if the slits in Yo...

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  15. Distinguish between interference and diffraction of light.

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  16. Three lights of red, blue and green colour are used successively in Yo...

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  17. What wil be the effect on the fringes, if Young's double slit experime...

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  18. What will be the ratio of slit widths if the amplitudes of the light w...

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  19. What is the effect on the interference fringes in Young's double slit ...

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  20. What are coherent sources ? Define interfernece of light. Obtain the c...

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