Ray Optics and Optical Instruments

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

1) $3\times {{10}^{8}}$ $m/s$

2) $2.25\times {{10}^{8}}$ $m/s$

3) $4\times {{10}^{8}}$ $m/s$

4) $1.33\times {{10}^{8}}$ m/s

Solution:

Explanation: No Explanation

Refraction of Light at Plane Surfaces

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