The angle of deviation of light of various colours passing through a triangular prism increases in the order
A
red → green → blue
B
green → violet → blue
C
blue → red → green
D
blue → green → red
Verified Correct Answer: A.
Physical Principles & Numerical Solution
In a triangular prism, light of different colors is refracted at different angles, with red light deviating the least and blue light deviating the most.
Source: Myschool Past Questions Archive (Record #27358)