Math, asked by abhijithreddyk, 7 months ago

A conxex mirror has a focal length of 20 cm in water caliculate its focal length in air..?

Answers

Answered by kaushalprakash1289

2

Answer

The focal length in water is 78.125 cm.

Answered by pradeepahuja1234

7

Answer:

Answer: The focal length in water is 78.125 cm.

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