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The far point of a myopic person is 80 c...

The far point of a myopic person is 80 cm. In front of the eye. What is the power of the lens required to enable him to see very distant objects clearly ?
In what way does the corrective lens help the person above?Does the lens magnify very distant objects?Explain.

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MODERN PUBLICATION-THE HUMAN EYE AND THE COLOURFUL WORLD-EXERCISE
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  2. Write in one word or at most one sentence about the following The smal...

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

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

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

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

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

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  9. At noon the sun appears white as

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

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  11. Twinkling of stars is due to atmospheric:

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  12. The sky appears blue, because.

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

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

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

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

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  18. Which of the following statements is correct?

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  19. The colour of sky as seen from the moon, where there is no atmosphere,...

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  20. A dichromatic light of wavelength 5600 oversetcircA and 6300 oversetci...

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