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In the position of minimum deviation whe...

In the position of minimum deviation when a ray of yellow light passes through the prism, then its angle of incidence is

A

less than the emergent angle.

B

greater than the emergent angle.

C

sum of angle of incidence and emergent angle is `90^@`.

D

equal to the emergent angle.

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TARGET PUBLICATION-OPTICS-EXERCISE
  1. When white light passes through prism, the angle of deviation is

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  2. While deriving prism formula, angle of deviation is minimum if

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  3. In the position of minimum deviation when a ray of yellow light passes...

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  4. If the angle of prism is 60^(@) and the angle of minimum deviaton is 4...

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  5. The relation between i,e, A and delta for prism is

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  6. The angle of minimum deviation for a prism is 40^(@) and the angle of ...

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  7. A ray of light passes through an equilateral glass prism in such a man...

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  8. A parallel beam of monochromatic light is incident on one surface of a...

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  9. A prism of a refracting angle 60^(@) is made with a material of refrac...

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  10. Thin prism has small .

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  11. A prism of angle 4^@ gives a deviation of 2.4^@. The refractive index ...

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  12. Angular dispersion depends upon

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  13. Which of the following of CORRECT statement?

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  14. The net angular dispersion produced without deviation for crown glass ...

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  15. The refractive index of glass is 1.520 for red light and 1.525 for blu...

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  16. The angular dispersion produced by a prism of angle 5^@ is [nV = 1.665...

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  17. The refractive indices for the light of violet and red colours of any ...

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  18. A spectrum is formed by a prism of dispersive power omega. If the angl...

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  19. Dispersive power depend upon

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  20. The dispersive power (omega) of the material of prism is given by

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