Which of the following points is NOT a characteristic of a prism,compared with a diffraction grating,when used in a spectrograph?
A) A prism causes different light rays to interfere with one another.
B) A prism absorbs light unevenly over the spectrum (over the different colors).
C) A prism does not pass ultraviolet light.
D) A prism spreads the light out unevenly in wavelength.

Question

Quizplus · Accepted Answer

This point is actually a characteristic of a diffraction grating, not a prism. A prism separates light based on its different wavelengths through refraction, while a diffraction grating separates light through interference.

Which of the Following Points Is NOT a Characteristic of a Prism,compared