Process Control and Instrumentation A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same All of these Temperature measuring range (- 40°C to 450°C) Speed of response Accuracy (± 1% of span) All of these Temperature measuring range (- 40°C to 450°C) Speed of response Accuracy (± 1% of span) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells used in temperature measurements should have Low emissivity Polished surface Very thick walls High transmissivity of radiation Low emissivity Polished surface Very thick walls High transmissivity of radiation ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Measurement of sub-zero Celcius temperature in industry is done most commonly by Gas thermometers Thermocouples Bi-metallic thermometers Resistance thermometers Gas thermometers Thermocouples Bi-metallic thermometers Resistance thermometers ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stability of a control system containing a transportation lag can be best analysed by Root locus methods None of these Frequency response methods Routh test Root locus methods None of these Frequency response methods Routh test ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate through an orifice is __________ the pressure differential. Inversely proportional to the square root of Proportional to the square root of Inversely proportional to the square of Proportional to Inversely proportional to the square root of Proportional to the square root of Inversely proportional to the square of Proportional to ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation If response of a control system is to be free of offset and oscillation, the most suitable controller is Proportional integral-derivative (PID) controller Proportional-derivative(PD)controller Proportional-integral (PI) controller Proportional controller Proportional integral-derivative (PID) controller Proportional-derivative(PD)controller Proportional-integral (PI) controller Proportional controller ANSWER DOWNLOAD EXAMIANS APP
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