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Ans. (c) A convex lens2. 22. The distance of object and its image from opticalcentre of lens are 10 cm and 30 cm, respectively.The ratio of lengths of image and object is :(2014, 17)(a) 1(b) Greater than 1(C) Less than 1(d) Infinitens.(C) Less than 1​

Answer»

Answer:

The ratio of length of TWO IMAGES formed by a convex lens PLACED between them is 4.84. Ratio of the length of OBJECT to the length of shorter image is 11/5. Distance between the two positions of the lens is 36 CM. Distance of the lens from the shorter image is 30cm.



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