a converging lens has a focal length of 23cm in Air. it is made up of a material of refractive index 1.5 . it is immerersed in a liquid of refractive index 1.2 . calculate its new focal length.
Asked by sandeepsingh78602 | 7th Dec, 2018, 03:27: PM
Solution is attached.
Answered by Ankit K | 7th Dec, 2018, 11:09: PM
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