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A ray of light is incident on a prism at...

A ray of light is incident on a prism at an angle of `45^(@)` and passes symmetrically as shown in the figure. Calculate :

the angle of refraction at the point P.

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XII BOARDS PREVIOUS YEAR-QUESTION PAPER 2022 SET - 1-SECTION B
  1. Distinguish between nuclear fission and nuclear fusion.

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  2. Deuterium undergoes fusion as per the reaction : ""(1)^(2)H+""(1)^(2...

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  3. The resistance of p-n junction is low when forward biased and is high ...

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  4. Answer the following, giving reason : Doping of intrinsic semiconduc...

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  5. Why are photodiodes used preferably in reverse bias condition?

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  6. In Geiger-Marsden experiment, calculate the distance of closest approa...

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  7. If the above experiment is repeated with a proton of the same energy, ...

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  8. (a) In Young's double slit experiment, describe briefly how bright and...

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  9. Draw a labelled ray diagram showing the formation of the image at infi...

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  10. A telescope consists of an objective of focal length 150 cm and an eye...

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  11. Draw a ray diagram to show the formation of final image at least dista...

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  12. A small object is placed at a distance of 3.0 cm from a magnifier of f...

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  13. Use Einstein's photoelectric equation to depict the variation of the m...

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  14. A photosensitive surface is illuminated with a beam of (i) yellow ligh...

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  15. A ray of light is incident on a prism at an angle of 45^(@) and passes...

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  16. A ray of light is incident on a prism at an angle of 45^(@) and passes...

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  17. A ray of light is incident on a prism at an angle of 45^(@) and passes...

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  18. Identify electromagnetic waves which : (i) are used in radar system....

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  19. A plane wavefront propagating from a rarer into a denser medium is inc...

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