Which of the following instruments is used to measure the flow of liquids in pipes?
A. RTD
B. Orifice plate
C. Thermistor
D. Analyzer
Answer:B
Which of the following instruments is used to measure the flow of liquids in pipes?
A. RTD B. Orifice plate C. Thermistor D. Analyzer
Explanation: An orifice plate is a thin plate with a hole in the middle, which is placed in a pipe to create a constriction. The pressure drop across the orifice plate is used to calculate the flow rate of the liquid.