Process Control and Instrumentation Which of the following temperature measuring instruments need not touch the object whose temperature is being measured? Filled system thermometer Mercury in glass thermometer Radiation/infrared pyrometer Thermo electric pyrometer Filled system thermometer Mercury in glass thermometer Radiation/infrared pyrometer Thermo electric pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is Platinum-platinum+rhyodium Platinum-rhodium Chromel-alumel Iron-constantan Platinum-platinum+rhyodium Platinum-rhodium Chromel-alumel Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Platinum resistance thermometer is the international standard for temperature measurement between 13.81°K to 903.9°K Triple point of hydrogen and freezing point of antimony Neither A nor B Both A and B 13.81°K to 903.9°K Triple point of hydrogen and freezing point of antimony Neither A nor B Both A and B ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the widest temperature measurement range? Copper-constantan Iron-constantan Platinum-platinum/rhodium Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum/rhodium Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury thermometer can be used to measure the temperature upto __________ °C. 750 350 250 100 750 350 250 100 ANSWER DOWNLOAD EXAMIANS APP