In a prism of angle A, the condition for no emergence of light is :–(a) μ>cosec(A/2)(b) μ> sin(A/2)(c) μ>cos(A/2)(d) μ>cos A(μ = refractive index of material of prism)

In a prism of angle A, the condition for no emergence of light is :–

1.	In a prism of angle A, the condition for no emergence of light is :–(a) μ>cosec(A/2)(b) μ> sin(A/2)(c) μ>cos(A/2)(d) μ>cos A(μ = refractive index of material of prism)
Answer» Correct Option (a) μ>cosec(A/2)

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In a prism of angle A, the condition for no emergence of light is :–(a) μ&gt;cosec(A/2)(b) μ&gt; sin(A/2)(c) μ&gt;cos(A/2)(d) μ&gt;cos A(μ = refractive index of material of prism)

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In a prism of angle A, the condition for no emergence of light is :–(a) μ>cosec(A/2)(b) μ> sin(A/2)(c) μ>cos(A/2)(d) μ>cos A(μ = refractive index of material of prism)