Process Control and Instrumentation Which of the following thermocouples is capable of measuring a temperature of -50°C? 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 Emf developed by a thermocouple, while measuring a temperature of 600°C is about 5.5 mV. The type of thermocouple used is Chromel-alumel Platinum-platinum+rhodium Either A, B or C Iron-constantan Chromel-alumel Platinum-platinum+rhodium Either A, B or C Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mcleoid gauge is used to measure the Vacuum Flow rate Point velocity Pressure Vacuum Flow rate Point velocity Pressure ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to 180° - phase lag Phase lag + 180° Phase lag - 180° Phase lag + 90° 180° - phase lag Phase lag + 180° Phase lag - 180° Phase lag + 90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following judges the accuracy of an instrument? Dead zone Drift Static error None of these Dead zone Drift Static error None of these 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? Seebeck effect Thomson effect Peltier effect Joule heating effect Seebeck effect Thomson effect Peltier effect Joule heating effect ANSWER DOWNLOAD EXAMIANS APP
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