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The maximum refractive index of a prism which permits the passage of light through it is n . If the refracting angle of the prism is 90 ° , then what is the value of n ?

Correct answer

2

Step-by-step solution

For passing the ray from the prism, μ < cosec A 2 μ < cosec 90 ° 2 μ < 2 μ max ⁡ = 2

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