Which device commonly uses a Geiger–Müller tube to detect and count ionizing particles in counts per minute?
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Get StartedWhich device commonly uses a Geiger–Müller tube to detect and count ionizing particles in counts per minute?
Options:
- Geiger counter
- Mass spectrometer
- Thermocouple
- Spectrophotometer
Correct answer: Geiger counter
Explanation: A Geiger counter uses a Geiger–Müller tube to detect ionizing radiation and report counts per minute (cpm); the GM tube design was introduced by Geiger and Müller in 1928.
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