Process Control and Instrumentation A sinusoidal variation in the input passing through a linear first order system Gets amplified (magnitude increases) Becomes more oscillatory (frequency increases) Gets attenuated (magnitude decreases) Becomes less oscillatory (frequency decreases) Gets amplified (magnitude increases) Becomes more oscillatory (frequency increases) Gets attenuated (magnitude decreases) Becomes less oscillatory (frequency decreases) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit of 'time constant' of a system is the same as that of Time Velocity (time)⁻¹ None of these Time Velocity (time)⁻¹ None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is the dynamic characteristics of an instrument? Reproducibility Sensitivity Dead zone Fidelity Reproducibility Sensitivity Dead zone Fidelity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stability of a control system containing a transportation lag can be best analysed by Frequency response methods Routh test Root locus methods None of these Frequency response methods Routh test Root locus methods None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Volumetric expansion is the working principle of the __________ thermometers. Vapor pressure Bimetallic Mercury in glass Constant volume gas Vapor pressure Bimetallic Mercury in glass Constant volume gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the absorption & evolution of heat at the junctions of a thermocouple to the current flow in the circuit? Peltier effect Seebeck effect Joule heating effect Thomson effect Peltier effect Seebeck effect Joule heating effect Thomson effect ANSWER DOWNLOAD EXAMIANS APP
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