PHYSICS · Subjective · AP · Physics 2: Algebra-based · Waves Sound and Physical Optics · Waves Sound and Physical Optics
Problem
A diffraction grating has 6.00×103 lines per centimetre. When it is illuminated by an unknown monochromatic source, the first-order maximum is observed at an angle of 12.0∘ from the central axis. Determine the wavelength of the light.