Process Control and Instrumentation The transfer function for a P-D controller is Kc(1 +1/τD s) Kc/τD s Kc τD s Kc(1+τD s) Kc(1 +1/τD s) Kc/τD s Kc τD s Kc(1+τD s) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ thermometer can not measure sub-zero (< 0° C) temperature, Mercury in glass Vapor pressure Bimetallic Resistance Mercury in glass Vapor pressure Bimetallic Resistance ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of a __________ is 1. Transportation lag None of these Second order system First order system Transportation lag None of these Second order system First order system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ type of element is normally not used in the bimetallic thermometers. Single helix Multiple helix Flat spiral Bourdon tube Single helix Multiple helix Flat spiral Bourdon tube ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same Accuracy (± 1% of span) Speed of response Temperature measuring range (- 40°C to 450°C) All of these Accuracy (± 1% of span) Speed of response Temperature measuring range (- 40°C to 450°C) All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the systems having following transfer functions is stable? 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) 1/(s²-2s + 3) 1/(s²+ 2) 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) 1/(s²-2s + 3) 1/(s²+ 2) ANSWER DOWNLOAD EXAMIANS APP