Process Control and Instrumentation An emf of the order of mV is generated when two solutions of different hydrogen ion concentration are separated by a thin glass wall. This is the working principle of a Chromatograph PH meter Polarograph Polarimeter Chromatograph PH meter Polarograph Polarimeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which is the most suitable instrument for measuring pressure below 3 microns? Bourdon guage Alphatron Ionisation gauge Mcleoid gauge Bourdon guage Alphatron Ionisation gauge Mcleoid gauge ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The pressure sensing element of elastic type pressure gauge is never made in the form of a Bellow Strip Bourdon tube Diaphragm Bellow Strip Bourdon tube Diaphragm ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a second order instrument? Bare mercury in glass thermometer Mercury in glass thermometer with covering Pressure gauge with one bellow, two tubes and a tank None of these Bare mercury in glass thermometer Mercury in glass thermometer with covering Pressure gauge with one bellow, two tubes and a tank None of these 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. Manipulated None of these Load Controlled Manipulated None of these Load Controlled ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Zirconia probe is used for the measurement of Humidity of air % O₂ in flue gas % CO₂ in flue gas Speed of a submarine Humidity of air % O₂ in flue gas % CO₂ in flue gas Speed of a submarine ANSWER DOWNLOAD EXAMIANS APP
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