Process Control and Instrumentation For measuring the temperature of a red hot furnace, which is the most suitable instrument? Optical pyrometer Platinum resistance thermometer Thermocouple Bimetallic thermometer Optical pyrometer Platinum resistance thermometer Thermocouple Bimetallic thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a variable area flow meter? Rotameter Orifice and tapered plug meter Piston type meter Magnetic flow meter Rotameter Orifice and tapered plug meter Piston type meter Magnetic flow meter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Degree to which an instrument indicates the changes in measured variable without dynamic error is called its Fidielity Speed of response Static characteristics Reproducibility Fidielity Speed of response Static characteristics Reproducibility ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the most suitable instrument for measuring temperature in the range of-40 to 425°C. None of these Bimetallic thermometer Radiation pyrometer Mercury thermometer None of these Bimetallic thermometer Radiation pyrometer Mercury thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Platinum resistance thermometer is the international standard for temperature measurement between 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 13.81°K to 903.9°K Triple point of hydrogen and freezing point of antimony Neither A nor B 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 Flux density Light intensity Voltage Current Flux density Light intensity Voltage ANSWER DOWNLOAD EXAMIANS APP
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