Teaching Jharkhand (JSSC) TGT (6 to 8) Mock Test 2023-24 Physics Wave Optics Polarization by Reflection
The refractive index of glass is 1.5 for light whose wavelength in a vacuum is 6000 Å. The wavelength of this light when it passes through glass is
1
4000 Å
2
6000 Å
3
9000 Å
4
15000 Å