The waveform of interfering waves is described by the principle of ______________.
Fill in the blank(s) with correct word
Question 2
If the polarizing angle (the angle at which reflected light is completely plane polarized) of a flat piece of sapphire is 60.5, what is its index of refraction?
a. 1.97
b. 1.77
c. 1.59
d. 2.36
e. 1.82