Process Control and Instrumentation Zirconia probe is used for the continuous measurment of __________ flue gases going out of the furnace. Carbon monoxide in Carbon dioxide in Temperature of Oxygen in Carbon monoxide in Carbon dioxide in Temperature of Oxygen in ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a shell and tube heat exchanger, the flow rate of heating/cooling fluid is the __________ variable. None of these Load Controlled Manipulated None of these Load Controlled Manipulated ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation On-off controllers are normally used for Temperature changes None of these Flow rate changes Low loads Temperature changes None of these Flow rate changes Low loads ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the widest temperature measurement range? Copper-constantan Iron-constantan Chromel-alumel Platinum-platinum/rhodium Copper-constantan Iron-constantan Chromel-alumel Platinum-platinum/rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A first order system with unity gain and time constant τ is subjected to a sinusoidal input of frequency w = 1/τ. The amplitude ratio for this system is 1/√2 0.25 0.5 1 1/√2 0.25 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Non-metallic diaphragm used as pressure sensor in instruments is generally made of Thick paper Bakelite Teflon Synthetic rubber Thick paper Bakelite Teflon Synthetic rubber ANSWER DOWNLOAD EXAMIANS APP