Process Control and Instrumentation A mercury thermometer can not be used to measure the temperature below the freezing point of mercury, which is __________ °C. -38.9 -60.9 -11.9 -80.9 -38.9 -60.9 -11.9 -80.9 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion? Invar Brass Nickel Chromel Invar Brass Nickel Chromel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Compositional analysis of __________ is done using mass spectrometer. Natural gas An alloy A solid An isotope Natural gas An alloy A solid An isotope ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid column manometers are used for measuring the pressure __________ kgf/cm² . < atmospheric < 10 (gage) > 2(gage) < 3 (gage) < atmospheric < 10 (gage) > 2(gage) < 3 (gage) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of disappearing filament type optical pyrometer is based on the Seebeck effect Kirchoff's law Peltier effect Wien's law Seebeck effect Kirchoff's law Peltier effect Wien's law ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Platinum resistance thermometer is the international standard for temperature measurement between Both A and B Triple point of hydrogen and freezing point of antimony 13.81°K to 903.9°K Neither A nor B Both A and B Triple point of hydrogen and freezing point of antimony 13.81°K to 903.9°K Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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