NEED ANSWER QUICK!!!
Which of the following statements must be true about this prism's critical angle for the violet light shown below?

A. The critical angle is exactly 47°.
B. The critical angle is greater than 47°.
C. The critical angle is less than 47°.
D. This question cannot be answered without knowing how light of other colors would behave.

NEED ANSWER QUICK Which of the following statements must be true about this prisms critical angle for the violet light shown below A The critical angle is exact class=