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Does a prism disperse when immersed in w...

Does a prism disperse when immersed in water ? If so, how is its spectrum affected ?

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Yes, prism shall disperse in water. Angle of deviation gets reduced for all colours if prism is immersed in water. Hence, the spectrum becomes narrower.
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ZEN PUBLICATION-THE HUMAN EYE AND THE COLOURFUL WORLD-ZEN ADDITIONAL QUESTIONS SECTION - HIGHER ORDER THINKING SKILLS (HOTS)
  1. In the spectrum of white light, which colour is deviated maximum ? (...

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  2. In the prism shown in the below figure, identify the prism angle.

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  3. Which of the followig solids are not prisms? Why ?

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  4. Why do some clouds appear white while some appear grey ?

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  5. Planet mercury has no atmosphere. What is the colour of its sky ?

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  6. The sun appears red at sunrise and sunset. This is due to scattering o...

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  7. A prism ABC [with BC as base] is placed in different orientations. A n...

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  8. Rohan is not able to contract his iris properly due to defect in his e...

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  9. What happens to the focal length of the eye lens when ciliary muscles ...

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  10. A person is wearing spectacles which is (i) thicker at the centre (ii)...

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  11. Does dispersion occur in a prism ? Given reason.

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  12. Does a prism disperse when immersed in water ? If so, how is its spect...

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  13. Which of the following persons can donate their eyes after death ? A p...

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  14. In the spectrum of white light, which colour is deviated maximum ? (...

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  15. In the prism shown in the below figure, identify the prism angle.

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  16. Which of the followig solids are not prisms? Why ?

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  17. Why do some clouds appear white while some appear grey ?

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  18. Planet mercury has no atmosphere. What is the colour of its sky ?

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  19. The sun appears red at sunrise and sunset. This is due to scattering o...

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  20. A prism ABC [with BC as base] is placed in different orientations. A n...

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