Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 800°C is about 31 mV. The type of thermocouple used is Platinum-platinum+rhodium Iron-constantan None of these Chromel-alumel Platinum-platinum+rhodium Iron-constantan None of these Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can measure temperatures in the range of - 20 to 300°C ? Mercury in glass thermometer Resistance thermometer None of these Vapor pressure thermometer Mercury in glass thermometer Resistance thermometer None of these Vapor pressure thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is the dynamic characteristics of an instrument? Reproducibility Fidelity Dead zone Sensitivity Reproducibility Fidelity Dead zone Sensitivity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Can measure higher temperature Is more affected by corrosive atmosphere Has a slower speed of response Can't measure the temperature of moving objects Can measure higher temperature Is more affected by corrosive atmosphere Has a slower speed of response Can't measure the temperature of moving objects ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The term analogous to voltage in a single tank system is the Flow rate Level of liquid Liquid volume in the tank Heat content of the system Flow rate Level of liquid Liquid volume in the tank Heat content of the system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dilatometer is used to measure Deflection Stress Strain Contraction/expansion due to changes in temperature Deflection Stress Strain Contraction/expansion due to changes in temperature ANSWER DOWNLOAD EXAMIANS APP
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