A ray of light is incident on one side of the prism. It emerges out of the prism from another side making an angle of emergence
A. equal to the angle of incidence
B. greater than angle of incidence
C. smaller than angle of incidence
D. equal to zero.
Answer:A
A ray of light is incident on one side of the prism. It emerges out of the prism from another side making an angle of emergence
A. equal to the angle of incidence B. greater than angle of incidence C. smaller than angle of incidence D. equal to zero.
Explanation: Angles of incidence and emergence are almost equal.