Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Physics Electromagnetic Waves Polarization by Reflection
A ray of light is incident on a transparent medium at an angle of 60°. The reflected ray of light is found to be completely polarised. Then, the refractive index of the transparent medium is nearly:
1
1.73
2
1.62
3
1.52
4
More than one of the above
5
None of the above