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Knowing that the index of refraction of air is 1 and the index of refraction of...

Knowing that the index of refraction of air is 1 and the index of refraction of water is 1.33, how many degrees will an anchor chain in the water appear to bend if it enters at an angle of 25 degrees from the perpendicular/normal?

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Answer #1

Using Formula

n_{1}sinx_{1}=n_{2}sinx_{2}

1\timessin250 =1.33 sinx2

sinx2=0.3178

x2=18.530 ANS

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