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The XY plane is the boundary between two...

The XY plane is the boundary between two tranparednt media. Medium 1 with `z ge 0` has a refraxtive index of `sqrt2` and medium 2 with `z le 0` has a refractive index of `sqrt3`. A ray of light in medium 1 given by the vector `6sqrt(3)hat(i)+8sqrt(3)hat(j)-10hatk` is incident on teh plane of separation. Find the unit vector in the direction of teh refracted ray in medium 2.

A

`45^(@)`

B

`60^(@)`

C

`75^(@)`

D

`30^(@)`

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The correct Answer is:
A
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AAKASH SERIES-GEOMETRICAL OPTICS-LECTURE SHEET (EXERCISE II LEVEL -II (ADVANCED) STRAIGHT OBJECTIVE TYPE QUESTIONS)
  1. The XY plane is the boundary between two tranparednt media. Medium 1 w...

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  2. A ray of light is incident on a rectangular plate at an angle of incid...

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  3. Two beam of lights are incident normally on water (mu = 4//3). If the ...

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

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  5. A glass cube of edge 1 cm and mu=1.5 has a spot at the centre. The are...

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

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  7. The image of point P when viewed from top of the slabs will be

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

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

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

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

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

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

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  14. An isosceles prism has one of the refracting surfaces silvered. A ray ...

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

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

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  17. In the figure shown sin i/sin r is equal to

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

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

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  20. The apparent depth of an object O from AB is

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