A. Very high pressure
B. High vacuum
C. Liquid level under pressure
D. Liquid level at atmospheric pressure
Pirani gauge is used for the measurement of________________? Read More »
Process Control and Instrumentation A. Humidity of air
B. % CO2 in flue gas
C. % O2 in flue gas
D. Speed of a submarine
Zirconia probe is used for the measurement of___________________? Read More »
Process Control and Instrumentation A. Mercury in glass
B. Constant volume gas
C. Vapor pressure
D. Bimetallic
Volumetric expansion is the working principle of the ______________ thermometers? Read More »
Process Control and Instrumentation A. Transportation lag
B. First order system
C. Second order system
D. None of these
The amplitude ratio for the sinusoidal response of __________ is < 1? Read More »
Process Control and Instrumentation A. Average velocity
B. Maximum velocity
C. Point velocity
D. Static pressure
A simple pitot tube measures the___________________? Read More »
Process Control and Instrumentation A. Ionisation
B. Pirani
C. Mcleod
D. None of these
Pressure of 0.01 psi (absolute) can be measured by ______________ gauge? Read More »
Process Control and Instrumentation A. Orificemeter
B. Open weir
C. Kennison nozzle
D. Both B. & C.
Flow rate of sludge is not measured by a/an_________________? Read More »
Process Control and Instrumentation A. Melting
B. Boiling
C. Both A. & B.
D. Neither A. nor B.
A. Sling psychrometer
B. Hair-hygrometer
C. Weighing
D. High resistance Wheatstone bridge circuit
Continuous measurement of moisture in paper is done by_______________? Read More »
Process Control and Instrumentation A. O2 percentage in the flue gas
B. Specific gravity of petrofuels
C. Composition of an alloy
D. CO2 percentage in the flue gas
Thermal conductivity measurement is used for the determination of________________? Read More »
Process Control and Instrumentation