Process Control and Instrumentation Working principle of mercury in glass thermometer is Pressure rise with temperature Volumetric expansion None of these Linear expansion Pressure rise with temperature Volumetric expansion None of these Linear expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity based continuous flue gas analyser makes use of varying thermal conductivity of the constituents of flue gases. Which of the following constituents of flue gases has the maximum thermal conductivity? O₂ N₂ CO₂ CO O₂ N₂ CO₂ CO ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Helium gas constant volume thermometer is suitable for the measurement of a temperature of __________ °C. < 100 > 800 > 0 < 0 < 100 > 800 > 0 < 0 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid column manometers are used for measuring the pressure __________ kgf/cm² . < atmospheric < 3 (gage) < 10 (gage) > 2(gage) < atmospheric < 3 (gage) < 10 (gage) > 2(gage) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The operation of a rotameter is based on Rotation of a turbine Pressure drop across a nozzle Variable flow area Pressure at a stagnation point Rotation of a turbine Pressure drop across a nozzle Variable flow area Pressure at a stagnation point ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The closed loop pole of a stable second order system could be Complex conjugate with positive real parts One real positive and the other real negative Both real and negative Both real and positive Complex conjugate with positive real parts One real positive and the other real negative Both real and negative Both real and positive ANSWER DOWNLOAD EXAMIANS APP