The refractive index of glass is 1.520 for red light and 1.525 for blue light. Let δ1 and δ2 be angles of minimum deviation for red and blue light respectively in a prism of this glass, then
A. δ1, can be less than or greater than δ2 depending upon the values of δ1 and δ2
B. δ1 > δ2
C. δ1 < δ2
D. δ1 = δ2
Answer:C
The refractive index of glass is 1.520 for red light and 1.525 for blue light. Let δ1 and δ2 be angles of minimum deviation for red and blue light respectively in a prism of this glass, then
A. δ1, can be less than or greater than δ2 depending upon the values of δ1 and δ2 B. δ1 > δ2 C. δ1 < δ2 D. δ1 = δ2