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A ray of light is incident normally on face AB of a prism as shown in the figure. A liquid of refractive index  is placed on the face AC of the prism. The prism is made of glass of refractive index 3/2. The limit of  for which total internal reflection takes place on face AC is

(a)

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(b)

 <

(c)

(d)

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Question ID - 153218 | Toppr Answer

A ray of light is incident normally on face AB of a prism as shown in the figure. A liquid of refractive index  is placed on the face AC of the prism. The prism is made of glass of refractive index 3/2. The limit of  for which total internal reflection takes place on face AC is

(a)

 <

(b)

 <

(c)

(d)

 <  

1 Answer - 5876 Votes

3537

Answer Key : (a) -

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