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The angular dispersion produced by a pri...

The angular dispersion produced by a prism of angle `5^@` is `[n_V = 1.665, n_r = 1.645]`

A

`2^@`

B

`1^@`

C

`0.2^@`

D

`0.1^@`

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TARGET PUBLICATION-OPTICS-EXERCISE
  1. The net angular dispersion produced without deviation for crown glass ...

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

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

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

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

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  6. Dispersive power depend upon

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

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  8. The refractive index of the prism for violet colour is 1.7 and that fo...

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  9. Mirage' is a phenomenon due to

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  10. The rainbow is formed due to

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  11. The complete circle of rainbow can be seen when

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  12. To observe any rainbow the altitude of sun or the angle made by the su...

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  13. The primary rainbow is due to internal reflection inside droplet and ...

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  14. Angular width of primary rainbow is

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  15. The average angle of inclination of the primary rainbow with the axis ...

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  16. In case of secondary rainbow, colour is at the top.

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  17. The secondary rainbow is due to internal reflection inside droplet.

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  18. The straight line joining the sun and the observer along which centre ...

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  19. Pick the correct statement from the following.

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  20. Rays of different colours fail to converge to a point after passing th...

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