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what type of wavefront will emerge from ...

what type of wavefront will emerge from (i) a point source and (ii) distant light source ?

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(i) Spehrical wavefront (ii) plane wavefront
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MODERN PUBLICATION-WAVE OPTICAL-Revision Exercises (Very Short Answer Questions)
  1. Define a wavefront.

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  2. what type of wavefront will emerge from (i) a point source and (ii) di...

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  3. What will be the nature of the wavefront of light emitted from a line ...

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  4. What is the phase difference between any two points on a spherical wav...

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  5. What is the shape of the wavelength in case Light emerging out of a...

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

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  7. What are coherent sources?

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

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

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  10. What is diffraction of light?

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

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  12. State Huygens' principle of diffraction of light.

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

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

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

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

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

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

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  19. Distinguish between interference and diffraction of light.

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

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