Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents A first order time lag Dead time system A second order system A first order system A first order time lag Dead time system A second order system A first order system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The characteristic equation for the control system with a closed loop transfer function G₁/1 + G₂ is given by 1 + G₂ = 0. The characteristic equation for the control system Determines its stability All of these Is the same for set point or load changes Depends only upon the open loop transfer function Determines its stability All of these Is the same for set point or load changes Depends only upon the open loop transfer function ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The __________ of a vapor pressure thermometer is a functioning element. Bulb None of these Bourdon tube Pointer Bulb None of these Bourdon tube Pointer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Process degree of freedom indicates __________ number of controllers to be used. The maximum The minimum Nothing about the Both maximum and the minimum The maximum The minimum Nothing about the Both maximum and the minimum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The maximum service temperature for fibre glass used as thermocouple wire insulation material is __________ °C. 250 750 500 1000 250 750 500 1000 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Conversion formula for converting amplitude ratio (AR) into decibels is Decibel = 20 loge (AR)0.5 Decibel = 20 log10 (AR) Decibel = 20 loge (AR) Decibel = 20 log10 (AR)0.5 Decibel = 20 loge (AR)0.5 Decibel = 20 log10 (AR) Decibel = 20 loge (AR) Decibel = 20 log10 (AR)0.5 ANSWER DOWNLOAD EXAMIANS APP
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