Process Control and Instrumentation For a feed back control system to be stable, the Poles of the closed loop transfer function should lie in the left half of the complex plane Bode plots of the corresponding open loop transfer function should monotoni-cally decrease Roots of the characteristic equation should be real Poles of the closed loop transfer function should lie in the right half of the complex plane Poles of the closed loop transfer function should lie in the left half of the complex plane Bode plots of the corresponding open loop transfer function should monotoni-cally decrease Roots of the characteristic equation should be real Poles of the closed loop transfer function should lie in the right half of the complex plane ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Volumetric expansion is the working principle of the __________ thermometers. Bimetallic Mercury in glass Vapor pressure Constant volume gas Bimetallic Mercury in glass Vapor pressure Constant volume gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Transfer function of transportation lag is 1/(TS + 1) ETS E-TS None of these 1/(TS + 1) ETS E-TS None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples can measure the maximum temperature? Platinum-rhodium Chromel-alumel Iron-constantan Tungsten-molybdenum Platinum-rhodium Chromel-alumel Iron-constantan Tungsten-molybdenum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nichol's chart deals with Frequency response values of controllers R. vs. phase lag of second order Closed loop values vs. open loop values R. vs. phase lag of first order Frequency response values of controllers R. vs. phase lag of second order Closed loop values vs. open loop values R. vs. phase lag of first order ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Conversion formula for converting amplitude ratio (AR) into decibels is Decibel = 20 log10 (AR)0.5 Decibel = 20 loge (AR) Decibel = 20 loge (AR)0.5 Decibel = 20 log10 (AR) Decibel = 20 log10 (AR)0.5 Decibel = 20 loge (AR) Decibel = 20 loge (AR)0.5 Decibel = 20 log10 (AR) ANSWER DOWNLOAD EXAMIANS APP
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