Process Control and Instrumentation Continuous shell temperature measurement in a liquid-liquid heat exchanger is done by a Thermocouple Mercury in glass thermometer Vapor pressure thermometer Reistance thermometer Thermocouple Mercury in glass thermometer Vapor pressure thermometer Reistance thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Change of angle of refraction with composition comprises the working principle of a Polarimeter Refractrometer Polarograph Spectrometer Polarimeter Refractrometer Polarograph Spectrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase lag of the frequency response of a second order system to a sinusoidal forcing function Approaches 180° asymptotically Is 90° at the most Is 30° Is 120° Approaches 180° asymptotically Is 90° at the most Is 30° Is 120° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous measurement of moisture content of paper in paper industry is done by measuring the Electrical resistance through the paper Thermal conductivity through the paper Magnetic susceptibility None of these Electrical resistance through the paper Thermal conductivity through the paper Magnetic susceptibility None of these 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 Flux density Light intensity Current Voltage Flux density Light intensity Current Voltage ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not suitable for measuring the temperature of a red hot object in the range of 800 - 1600°C? Radiation pyrometer Optical pyrometer Photoelectric pyrometer Thermocouples Radiation pyrometer Optical pyrometer Photoelectric pyrometer Thermocouples ANSWER DOWNLOAD EXAMIANS APP
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