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Refractive index of an optical medium changes with1. the nature of the medium.2. the change in the angle of incidence of the ray.3. colour of the incident ray. Select the correct answer using the code given below:

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Refractive index of an optical medium changes with<br />1. the nature of the medium.<br />2. the change in the angle of incidence of the ray.<br />3. colour of the incident ray. Select the correct answer using the code given below:






 
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