Physics, asked by nish906, 2 months ago

please fast answers me ​

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Answered by khannaaditya282
3

Answer:

ok

Explanation:

1st will be it will bend towards the normal

2nd will be 1.5 × 10^8

3rd will be Diamond has the highest optical density

4th will be In water the speed of light be fastest

5th will be I means that the speed of light will be 2.42 time less than the vacuum or air

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