Teaching SUPER TET - UP Assistant Teacher Mock Test Series Physics Electromagnetic Waves Polarization by Reflection
Refractive index of glass is 3/2 and that of water is 4/3. If speed of light in glass is 2 x 108 m/s, then speed of light in water is:
1
2.67 × 108 m/s
2
2.67 × 10-2 m/s
3
2 × 108 m/s
4
2.25 × 108 m/s