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Suggest a way to increase the efficiency...

Suggest a way to increase the efficiency of this microscope.

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Lenses with appropriate focal lengths should be selected.
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NAVNEET PUBLICATION - MAHARASHTRA BOARD-LENSES-Answer the following questions :
  1. Write the working of this microscope .

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  2. Where is this microscope used ?

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  3. Suggest a way to increase the efficiency of this microscope.

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  4. With a neat labelled diagram, explain the working of a refracting tele...

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  5. Explain the working of an astronomical telescope using refraction of l...

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  6. State the used of a telescope.

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  7. Observe the figure and answer the question. Which optical instr...

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  8. Observe the figure and answer the question. This optical instru...

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  9. Observe the figure and answer the question. How can we get diff...

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  10. Observe the figure and answer the question. Draw the figure aga...

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  11. What is persistence of vision ? Give one example of persistence of vi...

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  12. Name two devices whose working is based on the phenomenon of persisten...

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  13. Name any two applications based on persistence of vision.

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  14. How is the phenomenon of persistence of vision used in motion picture...

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  15. Name the two types of ligth sensitive cells present in the retina of t...

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  16. Why do you say that a person is colourblind ?

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  17. Explain the perception of colour of the human eye .

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  18. Explain in short perception of colour.

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  19. Write a note on perception of colour.

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  20. What is colour-blindness ?

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