What is the principle of operation of a resonant pressure sensor?
A. It measures the deflection of a diaphragm
B. It measures the capacitance between two conductive plates
C. It measures the frequency of vibration of a resonant element
D. It measures the resistance of a material to pressure changes
Answer:C
What is the principle of operation of a resonant pressure sensor?
A. It measures the deflection of a diaphragm B. It measures the capacitance between two conductive plates C. It measures the frequency of vibration of a resonant element D. It measures the resistance of a material to pressure changes
Explanation: A resonant pressure sensor works by measuring the frequency of vibration of a resonant element, which changes as pressure is applied.