Process Control and Instrumentation The open loop transfer function of a control system is KR/(1 + TS) . This represents A first order time lag A first order system A second order system Dead time system A first order time lag A first order system A second order system Dead time system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stability of a control system containing a transportation lag can be best analysed by Routh test Frequency response methods Root locus methods None of these Routh test Frequency response methods Root locus methods None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Zirconia probe is used for the measurement of % CO₂ in flue gas Humidity of air % O₂ in flue gas Speed of a submarine % CO₂ in flue gas Humidity of air % O₂ in flue gas Speed of a submarine ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to 180° - phase lag Phase lag + 180° Phase lag - 180° Phase lag + 90° 180° - phase lag Phase lag + 180° Phase lag - 180° Phase lag + 90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature measurement range of iron-constantan thermocouple is 0 to 870°C. It can be used to measure sub zero temperature, because at lower temperature Embrittlement of iron occurs Both B and C Here Rusting of iron takes place Emf produced is very low of the order of microvolt Embrittlement of iron occurs Both B and C Here Rusting of iron takes place Emf produced is very low of the order of microvolt ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a first order system is None of these S/(Ts + 1) 1/Ts 1/(Ts + 1) None of these S/(Ts + 1) 1/Ts 1/(Ts + 1) ANSWER DOWNLOAD EXAMIANS APP
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