Light Reflection and Refraction
Votes & Answers
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To instruct a ray diagram, we use two light rays which are so chosen that it is easy to kn...
By Tulika pia, 5 years ago
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272
List four properties of the image formed by a concave mirror, when object is placed betwee...
By Tulika pia, 5 years ago
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(a) With the help of a ray diagram explain why a concave lens diverges the rays of a paral...
By Tulika pia, 5 years ago
replies 1
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432
Under what condition will a glass lens placed in a transparent liquid become invisible? (b...
By Tulika pia, 5 years ago
replies 1
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1264
(а) Draw a ray diagram to show the formation of image of an object placed between infinity...
By Tulika pia, 5 years ago
replies 1
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197
(a) What is meant by 'power of a lens'? (b) State and define the S.I. unit of power of a l...
By Tulika pia, 5 years ago
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307
If the image formed by a lens is diminished in size and erect, for all positions of the ob...
By Tulika pia, 5 years ago
replies 1
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164
Draw the ray diagram and also state the position, relative size and nature of the image fo...
By Tulika pia, 5 years ago
replies 1
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