Process Control and Instrumentation Working principle of disappearing filament type optical pyrometer is based on the Peltier effect Kirchoff's law Seebeck effect Wien's law Peltier effect Kirchoff's law Seebeck effect Wien's law ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the most suitable instrument for measuring temperature in the range of-40 to 425°C. Radiation pyrometer Bimetallic thermometer Mercury thermometer None of these Radiation pyrometer Bimetallic thermometer Mercury thermometer None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability? Nitrogen in steel thermometer Mercury in glass thermometer Alcohol in glass thermometer Fused metal (Na or K) in steel thermometer Nitrogen in steel thermometer Mercury in glass thermometer Alcohol in glass thermometer Fused metal (Na or K) in steel thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous measurement of specific gravity of a liquid is done by Hydrometer Contact-type electric indicators Displacement meter Both A and C Hydrometer Contact-type electric indicators Displacement meter Both A and C 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? Thomson effect Seebeck effect Joule heating effect Peltier effect Thomson effect Seebeck effect Joule heating effect Peltier effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouple materials does not contain nickel? Chromel Alumel Constantan None of these Chromel Alumel Constantan None of these ANSWER DOWNLOAD EXAMIANS APP
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