Process Control and Instrumentation The transfer function for a P-D controller is Kc τD s Kc(1 +1/τD s) Kc/τD s Kc(1+τD s) Kc τD s Kc(1 +1/τD s) Kc/τD s Kc(1+τD s) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation All the thermocouples used for temperature measurement use dissimilar metal Beads Wires Strips Bars Beads Wires Strips Bars ANSWER DOWNLOAD EXAMIANS APP
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 right half of the complex plane Roots of the characteristic equation should be real Bode plots of the corresponding open loop transfer function should monotoni-cally decrease Poles of the closed loop transfer function should lie in the left half of the complex plane Poles of the closed loop transfer function should lie in the right half of the complex plane Roots of the characteristic equation should be real Bode plots of the corresponding open loop transfer function should monotoni-cally decrease Poles of the closed loop transfer function should lie in the left half of the complex plane ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A constant volume gas thermometer employing __________ is used to measure sub-zero (i.e., < 0° C) temperature. Helium Hydrogen None of these Nitrogen Helium Hydrogen None of these Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For increased speed of response of an expansion pressure spring thermometer, the thermometer bulb should have a High thermal conductivity Large area but small mass Small specific heat All of these High thermal conductivity Large area but small mass Small specific heat All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When a bare thermocouple is covered by a protective sheath, the response becomes Faster and non-oscillatory Slower and non-oscillatory Slower and oscillatory Faster and oscillatory Faster and non-oscillatory Slower and non-oscillatory Slower and oscillatory Faster and oscillatory ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS