Questions
A fish looks upward at an unobstructed overcast sky. What total angle does the sky appear to subtend? (Take refractive index of water as )
detailed solution
Correct option is B
The fish can observe the sky only if refraction takes place. If TIR takes place, then image of sky cannot be observed. i.e., iTalk to our academic expert!
Similar Questions
Light is incident normally on face AB of a prism as shown. A liquid of refractive index is placed on 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
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