Process Control and Instrumentation Which of the following is not classified as a thermo electric pyrometer Thermocouple Radiation pyrometer Resistance thermometer Optical pyrometer (disappearing filament type) Thermocouple Radiation pyrometer Resistance thermometer Optical pyrometer (disappearing filament type) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the widest temperature measurement range? Platinum-platinum/rhodium Iron-constantan Chromel-alumel Copper-constantan Platinum-platinum/rhodium Iron-constantan Chromel-alumel Copper-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples will give the highest output for the same value of hot and cold junction temperature? Chromel-constantan All of these Platinum-platinum + rhodium Iron-constantan Chromel-constantan All of these Platinum-platinum + rhodium Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents A second order system A first order system A first order time lag Dead time system A second order system A first order system A first order time lag Dead time system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the emf. generated in a single homogeneous wire to the temperature difference? None of these Peltier effect Thomson effect Seebeck effect None of these Peltier effect Thomson effect Seebeck effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ are analysed using a polarograph. Gases Liquids Solids Isotonic solutions Gases Liquids Solids Isotonic solutions ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS