Process Control and Instrumentation Flow rate of a river is measured by a/an Pitot tube Vane meter Kennison nozzle Open weir Pitot tube Vane meter Kennison nozzle Open weir ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Presence of a small amount of water in the organic systems can be determined by the __________ method. Emission spectroscopy Electrical conductivity Dielectric constant end loss factor Polarimetry Emission spectroscopy Electrical conductivity Dielectric constant end loss factor Polarimetry ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function for a P-D controller is Kc/τD s Kc τD s Kc(1 +1/τD s) Kc(1+τD s) Kc/τD s Kc τD s Kc(1 +1/τD s) Kc(1+τD s) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Vapour actuated pressure spring thermometer does not require ambient temperature compensation. Ambient temperature compensation is provided in gas or liquid expansion pressure spring thermometer by Reducing the volume of the receiving element to a minimum All of these Reducing the volume of the capillary to a minimum Making the volume of thermometer bulb as large as conveniently possible Reducing the volume of the receiving element to a minimum All of these Reducing the volume of the capillary to a minimum Making the volume of thermometer bulb as large as conveniently possible ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Has a slower speed of response Can measure higher temperature Can't measure the temperature of moving objects Is more affected by corrosive atmosphere Has a slower speed of response Can measure higher temperature Can't measure the temperature of moving objects Is more affected by corrosive atmosphere ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature control of an exothermic chemical reaction taking place in a CSTR is done with the help of cooling water flowing in a jacket around the reactor. The types of valve and controller action to be recommended are Air to close valve with the controller direct acting Air to open valve with the controller indirect acting Air to open valve with the controller direct acting Air to close valve with the controller indirect acting Air to close valve with the controller direct acting Air to open valve with the controller indirect acting Air to open valve with the controller direct acting Air to close valve with the controller indirect acting ANSWER DOWNLOAD EXAMIANS APP