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The rays are…………………..to the…………whatever ...

The rays are…………………..to the…………whatever be its shape.

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normal , wavefront
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PRADEEP-OPTICS-Exercise
  1. Which phenomena establish the wave nature of light ?

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  2. A wavefront is……….of all the particales of a medium which are…………….. .

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  3. The rays are…………………..to the…………whatever be its shape.

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  4. A wavefront is propagated………….. .

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  5. According to superposition principle, the………….at any instant is equal ...

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  6. The sources which emit continous light waves of same wavelength//frequ...

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  7. Interference of light is the phenomenon of……….in a medium on account o...

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  8. The condition for constructive interference at a point is that…………..be...

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  9. In interference, all……………..and…………..are of……………width.

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  10. The widths of two slits in Young's double slit experiment are in thr r...

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  11. Calculate the time which light will take to travel normally through a ...

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  12. The optical path of monochromatic light is same if it travels 2 cm thi...

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  13. Red light of wavelength 750 nm enters a glass plate of refractive inde...

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  14. In Young's double slit experiment, if I(0) is intensity of light from ...

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  15. Find the ratio of intensities at the two points X and Y on a screen in...

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  16. The ratio of intensities at amxima and minima is 25 : 16. What will be...

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  17. In Young's double slit experiment, the widths of two slits are n the ...

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  18. The intensity ratio in the interference pattern is 1 : 9. What is the ...

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  19. Two interfering sources have an intensity ratio 16 : 1. Deduce ratio a...

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  20. The ratio of intensities of minima to maxima in Young's double slit ex...

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