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Q. |
An object is placed on the principal axis of a convex lens of focal length 10 cm. If the distance of the object from the lens is 30 cm, what is the distance of the image formed? |
A. | 20 cm |
B. | 15 cm |
C. | 30 cm |
D. | 10 cm |
Answer» B. 15 cm | |
Explanation: 0 |
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