What analyzer uses a "chopper" to interrupt the signal in its design?
A) Polarographic
B) Zirconium fuel cell
C) Emission spectroscopy
D) Infrared

Question

Quizplus · Accepted Answer

Infrared analyzers often use a "chopper" to periodically interrupt the infrared beam. This modulation of the signal helps in distinguishing the signal of interest from background noise, improving the sensitivity and accuracy of the measurement.

What Analyzer Uses a "Chopper" to Interrupt the Signal in Its