Process Control and Instrumentation Which of the systems having following transfer functions is stable? 1/(s²-2s + 3) 1/(s² + 2s + 2) 1/(s²+ 2) Exp(-20s)/(s² + 2s-l) 1/(s²-2s + 3) 1/(s² + 2s + 2) 1/(s²+ 2) Exp(-20s)/(s² + 2s-l) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the absorption & evolution of heat at the junctions of a thermocouple to the current flow in the circuit? Thomson effect Joule heating effect Peltier effect Seebeck effect Thomson effect Joule heating effect Peltier effect Seebeck effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Platinum resistance thermometer Radiation pyrometer Photo-electric pyrometer Thermocouple Platinum resistance thermometer Radiation pyrometer Photo-electric pyrometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of a __________ is 1. None of these Transportation lag Second order system First order system None of these Transportation lag Second order system First order system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function for a P-D controller is Kc(1+τD s) 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 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a mechanical pressure sensing element? Bellows U-tube Diaphragm Bourdon tube Bellows U-tube Diaphragm Bourdon tube ANSWER DOWNLOAD EXAMIANS APP
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