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CBSE Class 10 Answered

Calculate the minimum dist. between object and its real image formed by convex lens of focal length F
Asked by gpnkumar0 | 05 Jan, 2018, 08:41: PM
answered-by-expert Expert Answer

The Minimum distance will be 4f i.e four times the focal length. 

This is because when an object is held at 2 F1 then its image will form on  2 F2 which is real and inverted.

Hope this helped.

Answered by Abhijeet Mishra | 06 Jan, 2018, 09:08: AM
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