When an equilateral prism is in minimum deviation position the angle of incidence is :
A. greater than the angle of emergence
B. smaller than the angle of emergence
C. equal to the angle of emergence
D. none of these
Answer:C
When an equilateral prism is in minimum deviation position the angle of incidence is :
A. greater than the angle of emergence B. smaller than the angle of emergence C. equal to the angle of emergence D. none of these