SATHEE: Optics Question 748

Optics Question 748

Question: The refractive index of water is 1.33. What will be the speed of light in water

[CBSE PMT 1996; KCET 1998]

Options:

A) $3 \times 10^{8}$ $m / s$

B) $2.25 \times 10^{8}$ $m / s$

C) $4 \times 10^{8}$ $m / s$

D) $1.33 \times 10^{8}$ m/s

Show Answer

Answer:

Correct Answer: B

Solution:

$v = \frac{c}{μ} = \frac{3 \times 10^{8}}{1.33} = 2.25 \times 10^{8}$ m/s

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Optics Question 748

Question: The refractive index of water is 1.33. What will be the speed of light in water

Options:

Answer:

Solution:

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