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A diver under water, looks obliquely at ...

A diver under water, looks obliquely at a fisherman standing on the bank f a lake. Would the fisherman look taller or shorter to the diver than what he actually is ?

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NEW JOYTHI PUBLICATION-RAY OPTICS AND OPTICAL INSTRUMENTS -SOLUTIONS TO EXERCISES FROM NCERT TEXT
  1. Using mirror formula, explain why does a convex mirror always produce ...

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  2. A virtual image. We always say, cannot be caught on a screen. Yet when...

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  3. A diver under water, looks obliquely at a fisherman standing on the ba...

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  4. Does the apparent depth of a tank of water change if viewed obliquely ...

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  5. The refractive index of diamond is much greater than the of ordinary g...

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  6. The image of a small electric bulb fixed on the wall of a room is to b...

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  7. A screen is placed 90 cm from an object. The image of the object on th...

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  8. a. Determine the 'effective focl length ' of the combination of the tw...

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  9. An object 1.5 cm is size is placed on the side of the convex lens in t...

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  10. At what angle should a ray of light be incident on the face of a prism...

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  11. You are given prisms made of crown glass and flint glass with a wide v...

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  12. For a normal eye, the far point is at infinity and the near point of d...

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  13. A myopic person has been using spectacles of power -1.0 dioptre for di...

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  14. A person looking at a person wearing a shirt with a pattern comprising...

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  15. A man with normal near point (25 cm ) reads a book with small print us...

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  16. A card sheet divided into squares each of size 1 mm^(3) viewed at a ...

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  17. a. At what distance should the lens be held in Exercise 27 in order t...

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  18. If the object is at (50/7)cm and the image produced is at distinct vis...

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  19. Is the magnification equal to the magnifying power in this case ? Expl...

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  20. What should be the distance between the object in Exercise 28 and the ...

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