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Q.No. 64
The number of waves in a glass slab of thickness 4 cm is the same as
in a water column of height 5 cm, when the same monochromatic ray
of light travels through them. What is the refractive index of water if
the refractive index of glass is 5/3?
(A) 1.25 (B) 1.5 (C) 1.33 (D) 1.75

Answer 1

Answer:

A 1.25

Explanation:

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Answer 2

Explanation:

Option C is correct answer