Process Control and Instrumentation Phase lag of the sinusoidal response of a first order system is 30° 120° 180° 90° 30° 120° 180° 90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation According to Bode stability criterian, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is 90° 180° 45° 0° 90° 180° 45° 0° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A control system has the following transfer function F(s) = (s - 1)(s + 1)/s(s - 2)(s + 4)The initial value of the corresponding time function is 43838 1 -1 44020 43838 1 -1 44020 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Ordinary mercury in glass thermometer is used for measuring temperature upto 120°C. However, for measuring higher temperature upto __________ °C, thermometer is made by filling nitrogen under pressure above the mercury, which stops the evaporation of mercury and reduces the chance of broken thread of mercury. 350 700 550 250 350 700 550 250 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In Bode plot, A.R. vs. w is plotted on a/an __________ graph paper. Semi-log Ordinary Triangular Log-lag Semi-log Ordinary Triangular Log-lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same Speed of response Accuracy (± 1% of span) Temperature measuring range (- 40°C to 450°C) All of these Speed of response Accuracy (± 1% of span) Temperature measuring range (- 40°C to 450°C) All of these ANSWER DOWNLOAD EXAMIANS APP
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