Q. Pressure can be measured using:

A
Venturimeter
B
Differential pressure transmitter
C
Potentiometer
D
Manometer
Solution:

A manometer is a scientific instrument used to measure gas pressures. Open manometers measure gas pressure relative to atmospheric pressure. A mercury or oil manometer measures gas pressure as the height of a fluid column of mercury or oil that the gas sample supports. All others measure pressure difference.

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