Process Control and Instrumentation Which of the following is not suitable for measuring the temperature of a red hot object in the range of 800 - 1600°C? Radiation pyrometer Thermocouples Optical pyrometer Photoelectric pyrometer Radiation pyrometer Thermocouples Optical pyrometer Photoelectric pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere? Copper-constantan Platinum-platinum + rhodium Chromel-alumel Iron-constantan Copper-constantan Platinum-platinum + rhodium Chromel-alumel Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Configuration of Bourdon spring tube is never made of __________ shape. Semi-circular Helical Spiral Circular Semi-circular Helical Spiral Circular 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 close valve with the controller indirect acting Air to open valve with the controller direct acting Air to close valve with the controller direct acting Air to open valve with the controller indirect acting Air to close valve with the controller indirect acting Air to open valve with the controller direct acting 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 Thomson effect Joule heating effect Seebeck effect Peltier effect Thomson effect Joule heating effect Seebeck effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Optical activity of a solution can be determined using a Polarimeter Refractrometer Dilatometer Polarograph Polarimeter Refractrometer Dilatometer Polarograph ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS