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 Joule heating effect Seebeck effect Thomson effect Peltier effect Joule heating effect Seebeck effect Thomson effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation According to Bode stability criterian, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is 90° 0° 180° 45° 90° 0° 180° 45° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistor, which has high temperature co-efficient of resistivity, is used as the sensing element in resistance thermometer. It is a/an Liquid semi-conductor Solid semi-conductor Insulator Conductor Liquid semi-conductor Solid semi-conductor Insulator Conductor ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Paramagnetism method is not used for the composition determination of __________ in gases. Any of these Oxygen Carbon dioxide Oxides of nitrogen Any of these Oxygen Carbon dioxide Oxides of nitrogen ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid levels in autocalves are measued by Differential float type manometer Simple float None of these Glass gauge Differential float type manometer Simple float None of these Glass gauge ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An amplitude ratio of 0.1 corresponds to __________ decibels. 10 -10 -20 20 10 -10 -20 20 ANSWER DOWNLOAD EXAMIANS APP