Process Control and Instrumentation Working principle of mercury in glass thermometer is based on the __________ of mercury with increase in temperature. Differential linear expansion Increase of pressure Increase of thermal conductivity Volumetric expansion Differential linear expansion Increase of pressure Increase of thermal conductivity Volumetric expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following flow-metering instru-ments is an areameter? Venturimeter Hot wire anemometer Rotameter Pitot tube Venturimeter Hot wire anemometer Rotameter Pitot tube ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of natural gas is determined by the Both B and C Haldane apparatus Chromatograph Mass spectrometer Both B and C Haldane apparatus Chromatograph Mass spectrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The offset introduced by proportional controller with gain Kc in response of first order system can be reduced by Reducing value of Kc None of these Introducing derivative control Introducing integral control Reducing value of Kc None of these Introducing derivative control Introducing integral control ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a shell and tube heat exchanger, the outlet temperature of heating/cooling fluid is the __________ variable. Load Manipulated None of these Controlled Load Manipulated None of these Controlled ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Smoke density of the flue gas going out of the chimney is measured by a Chromatograph Photo electric cell Polarograph Thermal conductivity meter Chromatograph Photo electric cell Polarograph Thermal conductivity meter ANSWER DOWNLOAD EXAMIANS APP
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