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Why focal length increase or power decreases when lens is immersed in water explain in 30-40 word

Why focal length increase or power decreases when lens is immersed in water explain in 30-40 word

Grade:12

1 Answers

Umakant biswal
5359 Points
4 years ago
dear rb 
i have already answered your ques , kindly go through the solution and let me know in case you faced some issue with it . 
REGARDS 

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