Ans. (c) A convex lens
2. 22. The distance of object and its image from optical
centre 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) Infinite
ns.
(C) Less than 1
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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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Answer:
Option B is correct
Explanation:
Greater than 1
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