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A ray of light entering from air to glas...

A ray of light entering from air to glas `(mu=1.5)` is partly reflected and partly refracted. lf the reflected and refracted rays are at right angles to each other, the angle of refraction is

A

`sin^(-1) (sqrt(2/13))`

B

`sin^(-1) ( (sqrt2)/(13))`

C

`sin^(-1) ((2)/(sqrt13))`

D

`sin^(-1) ((3)/(sqrt13))`

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-GEOMETRICAL OPTICS-LECTURE SHEET (EXERCISE-II (LEVEL-II (ADVANCED) STRAIGHT OBJECTIVE TYPE QUESTIONS))
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  2. Two beam of lights are incident normally on water (mu = 4//3). If the ...

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  3. A ray of light entering from air to glas (mu=1.5) is partly reflected ...

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  4. A ray of light travels in the way as shown in the figure. After passin...

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  5. The angle of minimum deviation for a 75^(@) prism of dense glass is fo...

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  6. A certain prism of refracting angle 60^(@) and of refractive index 2 i...

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  7. A ray of monochromatic light is incident on one refracting face of a p...

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  8. The light ray is incidence at angle of 60^(@) on a prism of angle 45^(...

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  9. A prism of glass (mu=1.5) is dipped in to water as shown in the figure...

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  10. ACB is right-angled prism with other angles as 60^(@) and 30^(@) . Re...

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  11. Two prisms A and B are in contact with each other have angular dispers...

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  12. Two prisms A and B have dispersive powers of 0.012 and 0.018 respectiv...

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  13. A convergent beam is incident on two slabs placed in contact as shown ...

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  14. A parallel sided block of glass of refractive index 1.5 which is 36 mm...

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  15. An insect starts moving up in a liquid from point O of variable refrac...

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  16. A point source S is placed at the bottom of different layers as shown ...

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  17. A person looking through a telescope focuses lens at a point on the ed...

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  18. x-y plane separates two media, zge0 contains a medium of refractive i...

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  19. A ray of light travelling in air is inciden at angle of inciden 30^@ ...

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  20. The graph between sine of angle of refraction (sin r) in medium 2 and ...

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