Which of the following instruments is used to measure the level of a liquid in a tank?
A. Thermocouple
B. Manometer
C. Capacitance probe
D. Tachometer
Answer:C
Which of the following instruments is used to measure the level of a liquid in a tank?
A. Thermocouple B. Manometer C. Capacitance probe D. Tachometer
Explanation: A capacitance probe is a device used to measure the level of a liquid in a tank by detecting changes in capacitance between the probe and the liquid.