Process Control and Instrumentation A first order system with unity gain and time constant τ is subjected to a sinusoidal input of frequency w = 1/τ. The amplitude ratio for this system is 0.25 1/√2 0.5 1 0.25 1/√2 0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a shell and tube heat exchanger, the inlet temperature of heating/cooling fluid is the __________ variable. Load Controlled Manipulated None of these Load Controlled Manipulated None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nichol's chart deals with Closed loop values vs. open loop values R. vs. phase lag of first order R. vs. phase lag of second order Frequency response values of controllers Closed loop values vs. open loop values R. vs. phase lag of first order R. vs. phase lag of second order Frequency response values of controllers ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ is the static characteristics of an instrument, Tine lag Drift Response Dynamic error Tine lag Drift Response Dynamic error ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The offset introduced by proportional controller with gain Kc in response of first order system can be reduced by Reducing value of Kc None of these Introducing derivative control Introducing integral control Reducing value of Kc None of these Introducing derivative control Introducing integral control ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation High temperature of around 2000°C of incandescent gas mantles is measured by a/an Radiation pyrometer None of these Here Specially designed thermocouple Optical pyrometer Radiation pyrometer None of these Here Specially designed thermocouple Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
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