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Write in one word or at most one sentenc...

Write in one word or at most one sentence about the following
Mirrors used by dentists to examine teeth.

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MODERN PUBLICATION-THE HUMAN EYE AND THE COLOURFUL WORLD-EXERCISE
  1. True or False : A sensory nerve conducts nerve impulses from brain to...

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  2. A student has difficulty in reading the blackboard while sitting in th...

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  3. Write in one word or at most one sentence about the following Mirrors ...

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  4. Write in one word or at most one sentence about the following The smal...

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  5. The far point of a myopic person is 80 cm. In front of the eye. What i...

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  6. Why are dnger signals red in colour?Give reason.

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  7. Mention the type of mirrors used as rear view mirrors. List reasons to...

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  8. What is meant by power of accomodation of the eye?

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  9. State the symptom cause and the nature of the lens used to correct the...

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  10. Answer briefly: How does the eye regulation the amount of light that f...

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  11. At noon the sun appears white as

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  12. Which of the following is not the property of light?

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  13. Twinkling of stars is due to atmospheric:

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  14. The sky appears blue, because.

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  15. Which of the following statements is correct regarding the propagation...

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  16. The sun appears red at sun rise or sunset, why?

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  17. The water in deeper sections of sea/ocean is much colder than that at ...

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  18. When light rays enter the eye, most of the refraction occurs at the

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  19. Ciliary muslces can change the focal length of eye lens. This phenomen...

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  20. Which of the following statements is correct?

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