Question

A vessel is filled with oil as shown in the diagram. A ray of light from point at the bottom of vessel is incident on the oil-air intergace at point p and grazes the surface along PQ. The refractive index of the oil is close to air 17 cm oil
12 cm
A) 1.41
B) 1.50
C) 1.63
D) 1.73​

Answer 1

Answer:

Option B

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Answer 2

Answer:

option D

Explanation:

check the attachment