Question text
20 White light is dispersed by a prism. Compared with blue light, the red light is A slowed down less and refracted less. B slowed down less and refracted more. C slowed down more and refracted less. D slowed down more and refracted more.
20 White light is dispersed by a prism. Compared with blue light, the red light is
A slowed down less and refracted less.
B slowed down less and refracted more.
C slowed down more and refracted less.
D slowed down more and refracted more.
Select your answer: