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A prism splits a beam of white ligth int...

A prism splits a beam of white ligth into its seven constituent colours.This is so,because

A

velocity of different colours is different

B

amplitude of different colours id diffrent

C

energy of different colours is different.

D

enrergy of diffrent colours is same

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The correct Answer is:
velocity of differnt colours id different.
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MODERN PUBLICATION-UNIT TEST -06-EXERCISE
  1. The figures represent three cases of ray passing through a prism of re...

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  2. The refracting angle of a prism is A and the refractive index of its m...

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  3. A prism splits a beam of white ligth into its seven constituent colour...

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  4. A narrow beam fo white ligth passes throuugh a glass slab havig paral...

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  5. Refractive indices of a prism material for two wavelengths are 1.66 an...

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  6. When a glass prism is placed inside water,its dispersive power

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  7. During dispersion of white light by prism placed in air,

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  8. The figure shows the view through the eye-piece of a prism spectromete...

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  9. One cannot see through fog, because:

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  10. The sky would appear red instead of blue,if

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  11. What is the cause of formation of a rainbow?

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  12. Which fo the following statement is correct? (i)Line spectra is chrara...

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  13. Fraunhofer spectrum is a

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  14. In which one of the following regions of teh electromagnetic spectrm w...

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  15. In case of lens,which of the following quantities depend on the wavele...

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  16. A converging achromat lens is to be made by placeing two lenese in con...

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  17. A combination is made of two lenses of focal lengths f and f' and disp...

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  18. When we see an object,the image formed on the retina is

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  19. The focal length of the normal eye-lens is approximaterly

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  20. The distances of the human eye-lens from the retina is x.For a normal ...

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