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22.When a ray of light in air enters a liquid, it is formed that the angle between the incident and the refracted rays is 150^° and the angle between the reflected and refracted ray is 60^°.Refractive index of the liquid is how much? |
| Answer» 22.When a ray of light in air enters a liquid, it is formed that the angle between the incident and the refracted rays is 150^° and the angle between the reflected and refracted ray is 60^°.Refractive index of the liquid is how much? | |