Process Control and Instrumentation Which of the following thermocouples has the least temperature measurement range? Copper-constantan Iron-constantan Chromel-alumel Platinum-platinum/rhodium Copper-constantan Iron-constantan Chromel-alumel Platinum-platinum/rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous shell temperature measurement in a liquid-liquid heat exchanger is done by a Vapor pressure thermometer Reistance thermometer Mercury in glass thermometer Thermocouple Vapor pressure thermometer Reistance thermometer Mercury in glass thermometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate measurement of hostile acids and alkalis can be most suitably done by a/an Orificemeter Hot wire anemometer Magnetic flow meter Venturimeter Orificemeter Hot wire anemometer Magnetic flow meter Venturimeter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C. 0.1 0.001 0.0001 0.01 0.1 0.001 0.0001 0.01 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability? Nitrogen in steel thermometer Alcohol in glass thermometer Fused metal (Na or K) in steel thermometer Mercury in glass thermometer Nitrogen in steel thermometer Alcohol in glass thermometer Fused metal (Na or K) in steel thermometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A photo electric device in which the resistance of the metal is directly proportional to the light striking on it, is known as photo-conductive cell. Photoelectric transducers are used for the measurement of those parameters, which can be used to produce variation in Current Voltage Light intensity Flux density Current Voltage Light intensity Flux density ANSWER DOWNLOAD EXAMIANS APP
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