Process Control and Instrumentation Which of the following thermocouples has the widest temperature measurement range? Platinum-platinum/rhodium Chromel-alumel Iron-constantan Copper-constantan Platinum-platinum/rhodium Chromel-alumel Iron-constantan Copper-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The temperature of tempering oil baths maintained at 400°C during heat treatment of steel is measured by a/an __________ thermocouple. None of these Platinum-platinum/rhodium Iron-constantan Chromel-alumel None of these Platinum-platinum/rhodium Iron-constantan Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The level of a liquid under pressure can be determined using Differential pressure manometer Air-trap system Diaphragm box system Bubbler system Differential pressure manometer Air-trap system Diaphragm box system Bubbler system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Feed forward controller accounts for the __________ changes. Neither A nor B Set point Both A & B Load Neither A nor B Set point Both A & B Load ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells are used in the temperature measurement to Increase the sensitivity Guard against corrosive and oxidising action on thermocouple materials Reduce measuring lag Increase the fidelity Increase the sensitivity Guard against corrosive and oxidising action on thermocouple materials Reduce measuring lag Increase the fidelity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation thermometer can not measure the temperature Of moving objects at high temperature Of liquid oxygen Inside a pressure vessel Of an object without coming in contact with it Of moving objects at high temperature Of liquid oxygen Inside a pressure vessel Of an object without coming in contact with it ANSWER DOWNLOAD EXAMIANS APP
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