In Michelson’s interferometer, the frequency of the detector output can be determined by translating the _________ of movable mirror and the ___________ of monochromatic radiation.
(a) Velocity, wavelength
(b) Thickness, intensity
(c) Length, velocity
(d) Angle, intensity
The question was asked in a national level competition.
The query is from Fourier Transform Infra-red Spectrometers topic in chapter Colorimetry and Spectrometry of Analytical Instrumentation