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The speed of light in the medium is...

The speed of light in the medium is

A

minimum on the axis of the beam

B

the same everywhere in the beam

C

directly proportional to the intensity

D

maximum on the axis of the beam

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The correct Answer is:
A
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MOTION-GEOMETRICAL OPTICS-Exercise - 4 | Level-I
  1. Two lenses of power -15D and +5 D are in contact with each other. The ...

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  2. A student measures the focal length of a convex lens by putting an obj...

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  3. In an optics experiment, with the position of the object fixed, a stud...

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  4. A transparent solid cylinder rod has a refractive index of 2/sqrt(3). ...

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  5. As the beam enters the medium, it will

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  6. The speed of light in the medium is

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  7. A beaker contains water up to a height h(1) and kerosene of height h(2...

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  8. When monochromatic red light is used instead of blue light in a convex...

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  9. Statement-1 : On viewing the clear blue portion of the sky through a C...

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  10. Let the x-z plane be the boundary between two transparent media. Mediu...

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  11. A car is fitted with a convex side-view mirror of focal length 20 cm. ...

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  12. An object 2.4 m in front of a lens forms a sharp image on a film 12 cm...

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  13. The graph between angle of deviation (delta) and angle of incidence (i...

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  14. A thin convex lens made from crown glass (mu = 3//2) has focal length ...

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  15. A green light is incident from the water to the air - water interface ...

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  16. On a hot summer night, the refractive index of air is smallest near th...

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  17. Monochromatic light is incident on a glass prism of angle A. If the re...

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  18. An obsever looks at a distant tree of height 10m with a telescope of m...

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  19. In an experiment for determination of refractive index of glass of a p...

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  20. A diverging lens with magnitude of focal length 25 cm is placed at a d...

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