Process Control and Instrumentation Which of the following thermocouples is incapable of measuring sub-zero (i.e., < 0°C) temperature? Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum + rhodium Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum + rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The thermal emf-temperature relationship of most thermocouples is Square root Parabolic Linear Exponential Square root Parabolic Linear Exponential ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Bimetal strips are not used in Thermostats Bimetallic thermometers Thermocouples Relays for opening & closing of electrical circuits Thermostats Bimetallic thermometers Thermocouples Relays for opening & closing of electrical circuits ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Operating range of a temperature measuring instrument is 800 to 1600°C. It could be a/an __________ pyrometer. Radiation None of these Photoelectric Optical Radiation None of these Photoelectric Optical ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation thermometer can not measure the temperature Inside a pressure vessel Of liquid oxygen Of an object without coming in contact with it Of moving objects at high temperature Inside a pressure vessel Of liquid oxygen Of an object without coming in contact with it Of moving objects at high temperature ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Psychrometer determines the Hygroscopic nature of solids Water of crystallisation Humidity of gases Moisture content of solids Hygroscopic nature of solids Water of crystallisation Humidity of gases Moisture content of solids ANSWER DOWNLOAD EXAMIANS APP