Process Control and Instrumentation Minute depression of freezing point of a liquid solvent on addition of a solid solute can be best measured by a Bimetallic thermometer Beckman thermometer Dilatometer Mercury thermometer Bimetallic thermometer Beckman thermometer Dilatometer Mercury thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation E.m.f. generated by thermocouples is of the order of Volts Kilo volts Millivolts Microvolts Volts Kilo volts Millivolts Microvolts ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the absorption & evolution of heat at the junctions of a thermocouple to the current flow in the circuit? Peltier effect Seebeck effect Joule heating effect Thomson effect Peltier effect Seebeck effect Joule heating effect Thomson effect 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 open valve with the controller direct acting Air to open valve with the controller indirect acting Air to close valve with the controller direct acting Air to close valve with the controller indirect acting Air to open valve with the controller direct acting Air to open valve with the controller indirect acting Air to close valve with the controller direct acting Air to close valve with the controller indirect acting ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the one which is a first order instrument. All of these Bare metallic thermometer Mercury in glass thermometer (without any covering or air gap) Bare vapor pressure thermometer All of these Bare metallic thermometer Mercury in glass thermometer (without any covering or air gap) Bare vapor pressure thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a mechanical pressure sensing element? U-tube Bourdon tube Bellows Diaphragm U-tube Bourdon tube Bellows Diaphragm ANSWER DOWNLOAD EXAMIANS APP
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