Abdul Rafy

This page lists questions and answers that were posted by visitors named Abdul Rafy.

Questions

The following questions were asked by visitors named Abdul Rafy.

Answers

The following answers were posted by visitors named Abdul Rafy.

Effective index of a medium does not depend upon the angle of incidence. It depends upon the nature of the medium. Refractive index of a medium may also be defined as the ratio of the speed of light. The speed of light in vacuum is almost equal to the spe...