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A ray of light ( f = 5 * 10 to power -1 ) travelling in air strikes a block of sodium chloride at an angle of 30. what is the angle of refraction for the light ray in the sodium…

A ray of light ( f = 5 * 10 to power -1 ) travelling in air strikes a block of sodium chloride at an angle of 30. what is the angle of refraction for the light ray in the sodium…
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A ray of light ( f = 5 * 10 to power -1 ) travelling in air strikes a block of sodium chloride at an angle of 30. what is the angle of refraction for the light ray in the sodium chloride?

1) 19
2) 25
3) 40
4) 49

User Grant Clements
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1 Answer

3 votes

Answer:

The correct answer is 1) 19.

User Nohayeye
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