Process Control and Instrumentation Which of the following relates the emf. generated in a single homogeneous wire to the temperature difference? Seebeck effect Peltier effect None of these Thomson effect Seebeck effect Peltier effect None of these Thomson effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit of 'time constant' of a system is the same as that of Time Velocity (time)⁻¹ None of these Time Velocity (time)⁻¹ None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An aneroid barometer measures the __________ pressure. Vacuum Absolute Atmospheric Gage Vacuum Absolute Atmospheric Gage ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C. 0.001 0.1 0.01 0.0001 0.001 0.1 0.01 0.0001 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 The temperature of tempering oil baths maintained at 400°C during heat treatment of steel is measured by a/an __________ thermocouple. Iron-constantan Platinum-platinum/rhodium Chromel-alumel None of these Iron-constantan Platinum-platinum/rhodium Chromel-alumel None of these ANSWER DOWNLOAD EXAMIANS APP