Process Control and Instrumentation Which of the following thermocouples will give the highest output for the same value of hot and cold junction temperature? Platinum-platinum + rhodium All of these Iron-constantan Chromel-constantan Platinum-platinum + rhodium All of these Iron-constantan Chromel-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is Linear expansion Pressure rise with temperature None of these Volumetric expansion Linear expansion Pressure rise with temperature None of these Volumetric expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bolometer is Neither A nor B Here Used for the measurement of thermal radiation An element which senses optical input and delivers thermal output Both A & B Here Neither A nor B Here Used for the measurement of thermal radiation An element which senses optical input and delivers thermal output Both A & B Here ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the emf. generated in a single homogeneous wire to the temperature difference? Seebeck effect None of these Thomson effect Peltier effect Seebeck effect None of these Thomson effect Peltier effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of __________ can not be measured by an optical or radiation pyrometer. Combustion space in boilers Molten slag flowing out of blast furnace Hot blast (air) from stoves Rotary limestone calcination kiln Combustion space in boilers Molten slag flowing out of blast furnace Hot blast (air) from stoves Rotary limestone calcination kiln ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of disappearing filament type optical pyrometer is based on the Wien's law Seebeck effect Kirchoff's law Peltier effect Wien's law Seebeck effect Kirchoff's law Peltier effect ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS