Which unit is used to express the wavelength of visible light?
A
Nanometer
B
Meter
C
Kilometer
D
Centimeter
Correct Answer: Option A — Nanometer
Explanation:
Wavelengths of visible light are extremely small and are typically measured in nanometers, ranging roughly from 380 to 700 nanometers. This ...
Wavelengths of visible light are extremely small and are typically measured in nanometers, ranging roughly from 380 to 700 nanometers. This range spans the visible spectrum from violet at shorter wavelengths to red at longer ones.