Ray Optics and Optical Instruments

Question: A magnifying glass is to be used at the fixed object distance of 1 inch. If it is to produce an erect image magnified 5 times its focal length should be

1) 0.2 inch

2) 0.8 inch

3) 1.25 inch

4) 5 inch

Solution:

Explanation: No Explanation

Refraction at Curved Surface

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