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CHETANA PUBLICATION-LENSES-Exercise
- What is nature of image formed if a concave lens is used instead of a ...
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- State any one point of difference between a real and virtual image.
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- Label A and B in the diagram.
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- Explain the functions of A.
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- Name the two lenses A and B
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- Farsightedness can be corrected by using lens. A. Convex B. concave ...
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- The perception of dim light is concerned with cells. A. rod B. cone ...
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- Find the odd word out: Long-sightedness, myopia, short sightedness, ne...
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- Object at 2F1: image at 2F2:: object at F1:.
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- State whether the following statement are 'True' of False". If false w...
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- An object is placed at a distance of 15 cm from a convex lens.If the f...
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- Give scientific reasons: We cannot clearly see an object kept at a...
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- Distinguish between : Farsightedness and Nearsightedness
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- Draw a neat and labelled diagram of human eye.
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- 5 cm high object is placed at a distance of 25 cm from a converging l...
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- Draw a neat and labelled diagram of Following: When object is beyond...
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- Draw a neat and labelled diagram of of Following: When object is at...
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- Explain the following with the help of a diagram: Explain the worki...
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- Explain the following with the help of a diagram: Hypermetropia or ...
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- Explain the following with the help of a diagram: Myopia or Nearsigh...
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