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 An aneroid barometer measures the __________ pressure. Gage Vacuum Absolute Atmospheric Gage Vacuum Absolute Atmospheric ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The time constant of a unity gain, first order plus time delay process is 5 min. If the phase lag at a frequency of 0.2 rad/min is 60°, then the dead time (in minutes) is π/12 5π/12 π/6 π/3 π/12 5π/12 π/6 π/3 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the first order system from among the following. Damped vibrator Interacting system of two tanks in series Mercury in glass thermometer kept in boiling water Non-interacting system of two tanks in series Damped vibrator Interacting system of two tanks in series Mercury in glass thermometer kept in boiling water Non-interacting system of two tanks in series ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same Accuracy (± 1% of span) Temperature measuring range (- 40°C to 450°C) All of these Speed of response Accuracy (± 1% of span) Temperature measuring range (- 40°C to 450°C) All of these Speed of response ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Small furnace draught is accurately measured by an inclined tube manometer, in which the manometric liquid used most commonly is Paraffin Water Carbon tetrachloride Ethylene glycol Paraffin Water Carbon tetrachloride Ethylene glycol ANSWER DOWNLOAD EXAMIANS APP
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