February 24, 2017

Homework Help: Physics

Posted by Celina on Saturday, April 7, 2012 at 4:14pm.

A ray of light enters a glass block from air at an angle of incidence of 50 degrees. The angle of refraction is 30 degrees. What is the refractive index of the glass?
What is the value of critical angle for this glass?

Thank you :)

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