Process Control and Instrumentation Phase lag of the frequency response of a second order system to a sinusoidal forcing function Is 90° at the most Is 30° Is 120° Approaches 180° asymptotically Is 90° at the most Is 30° Is 120° Approaches 180° asymptotically ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Optical activity of a solution can be determined using a Dilatometer Polarimeter Refractrometer Polarograph Dilatometer Polarimeter Refractrometer Polarograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a differential pressure flow meter? Flow nozzle Venturimeter Rotameter Orificemeter Flow nozzle Venturimeter Rotameter Orificemeter 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 Ethylene glycol Carbon tetrachloride Paraffin Water Ethylene glycol Carbon tetrachloride 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 Introducing derivative control None of these Introducing integral control Reducing value of Kc Introducing derivative control None of these Introducing integral control Reducing value of Kc ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Continuous flue gas analyser makes use of paramagnetic properties of some of its constituents, which move towards the strongest part of the magnetic field thus displacing diamagnetic gases. Which of the following gases is diamagnetic? CO₂ NO NO₂ O₂ CO₂ NO NO₂ O₂ ANSWER DOWNLOAD EXAMIANS APP
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