What are the two main components of a nuclear gauge?

The main components of a nuclear gauge are a radioactive source and a detection system. The radioactive source is critical because it emits radiation, which interacts with the material being measured. This interaction is fundamental to the functioning of the gauge, as it enables the measurement of properties such as density, moisture, and thickness of materials.

The detection system is equally important as it captures the radiation that has passed through or been reflected by the material. This system then processes the information to provide a measurable output that operators can use, typically displayed on a screen or gauge.

Together, the radioactive source and the detection system work in tandem to ensure accurate measurements in various applications, such as construction, mining, and environmental monitoring. This combination is essential for the gauge's operational capability and effectiveness in providing the required readings.