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The light ray is incidence at angle of `60^(@)` on a prism of angle `45^(@)` . When the light ray falls on the other surface at `90^(@)` , the refractive index of the material of prism` mu` and the angle of deviation `delta` are given by

A

`mu = sqrt2, d = 30^@`

B

`mu = 1.5 , d = 15^@`

C

`mu = (sqrt3)/(2) , d = 30^@`

D

`mu = sqrt(3/2) , d = 15^@`

Text Solution

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The correct Answer is:
D
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AAKASH SERIES-GEOMETRICAL OPTICS-LECTURE SHEET (EXERCISE-II (LEVEL-II (ADVANCED) STRAIGHT OBJECTIVE TYPE QUESTIONS))
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  2. A ray of monochromatic light is incident on one refracting face of a p...

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

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

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

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

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

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

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

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

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

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

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

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

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

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  16. A cubic container is filled with a liquid whose refractive index incre...

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  17. Four similar prisms of angle of prism are arranged. Which of the follo...

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  18. A light ray is incident upon a prism in minimum deviation position and...

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  19. A ray of light strikes a plane mirror at an angle of incidence 45^@ as...

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  20. The xz plane separates two media A and B with refractive indices mu(1)...

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