State the quadrant in which the terminal side of each angle lies 1) -55 degrees 2) -120 degrees
The speed of light in a prticular ype of glass is 1.68x10^8 m/s. What is the index of refraction of the glass? I don't understand if how to solve this problem. Do you put an index of refraction of glass that you know or are you solveing for glass that you don't know? i...
Light is incident on aplane mirror at an angle of 46 degrees relative to its surface. What is the angle of reflection? Your exact answer here: http://en.wikipedia.org/wiki/Reflection_%28physics%29 The angle of incidence equals the angle of reflection but these are relative to ...