Process Control and Instrumentation Which of the following thermocouples can measure the maximum temperature? Chromel-alumel Platinum-rhodium Iron-constantan Tungsten-molybdenum Chromel-alumel Platinum-rhodium Iron-constantan Tungsten-molybdenum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Range of hydrogen gas constant volume themometer is __________ °C. 400 - 1000 -10 to 20 0 to 100 100 - 500 400 - 1000 -10 to 20 0 to 100 100 - 500 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is capable of measuring a temperature of -50°C? Copper - constantan Iron-constantan Chromel - alumel Platinum - platinum + rhodium Copper - constantan Iron-constantan Chromel - alumel Platinum - platinum + rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermocouple in a thermal well behaves as a true Multiple first order system Second order system (underdamped) First order system Second order system (overdamped) Multiple first order system Second order system (underdamped) First order system Second order system (overdamped) 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 Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C. 0.1 0.01 0.001 0.0001 0.1 0.01 0.001 0.0001 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS