Process Control and Instrumentation Phase lag of the frequency response of a second order system to a sinusoidal forcing function Approaches 180° asymptotically Is 120° Is 30° Is 90° at the most Approaches 180° asymptotically Is 120° Is 30° Is 90° at the most ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Platinum resistance thermometer is the international standard for temperature measurement between 13.81°K to 903.9°K Neither A nor B Both A and B Triple point of hydrogen and freezing point of antimony 13.81°K to 903.9°K Neither A nor B Both A and B Triple point of hydrogen and freezing point of antimony ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents Dead time system A first order system A second order system A first order time lag Dead time system A first order system A second order system A first order time lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Transfer function of transportation lag is 1/(TS + 1) ETS None of these E-TS 1/(TS + 1) ETS None of these E-TS ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not the triple point of water? 32°R 32°F 273°K 492°R 32°R 32°F 273°K 492°R ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The inverse Laplace transform of the function f(s) = 1/S(1 + S) is 1 - et 1 - e-t 1 + e-t 1 + et 1 - et 1 - e-t 1 + e-t 1 + et ANSWER DOWNLOAD EXAMIANS APP
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