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The angle of incidence corresponding to ...

The angle of incidence corresponding to which the angle of refraction is a right angle is called as _____

A

critical angle

B

refracting angle

C

angle of deviation

D

all of these

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A
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NIKITA PUBLICATION-WAVE THEORY OF LIGHT -Multiple Choice Questions
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  2. For which of the following colour, refractive index is least ?

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  10. The shape of sun is oval like when it is at horizon. It is due to

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  12. The critical angle depends on the

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  15. The ratio of the refractive index of red light to blue light in air is

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  18. A light wave has a frequency of 4xx10^(14)Hz and a wavelength of 5xx10...

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  19. The refractive indices of glass and water w.r.t . air are 3/2 and 4/3 ...

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