Under what condition a lens becomes invisible when placed in a transparent liquid?

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asked Jan 19, 2018 by Kundan kumar (49,132 points) 34 438 1380

Under what condition a lens becomes invisible when placed in a transparent liquid?

1 Answer

+1 vote
answered Jan 19, 2018 by Vikash Kumar (144,729 points) 8 11 26
selected Jan 30, 2018 by faiz
 
Best answer

This happens when the refractive index of the lens becomes equal to that of the liquid.

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