Process Control and Instrumentation Which of the following temperature measuring instruments need not touch the object whose temperature is being measured? Radiation/infrared pyrometer Mercury in glass thermometer Thermo electric pyrometer Filled system thermometer Radiation/infrared pyrometer Mercury in glass thermometer Thermo electric pyrometer Filled system thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Maximum differential pressure in liquid manometer is __________ psi. 50 40 20 30 50 40 20 30 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following does not figure in the list of seven substances selected for international temperature scale? Ice (F.P) and steam (B.P) Zinc (B.P) and mercury (F.P) Antimony and silver (F.P) Oxygen and sulphur (B.P) Ice (F.P) and steam (B.P) Zinc (B.P) and mercury (F.P) Antimony and silver (F.P) Oxygen and sulphur (B.P) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The closed loop pole of a stable second order system could be Both real and positive Both real and negative One real positive and the other real negative Complex conjugate with positive real parts Both real and positive Both real and negative One real positive and the other real negative Complex conjugate with positive real parts 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? Seebeck effect Thomson effect Joule heating effect Peltier effect Seebeck effect Thomson effect Joule heating effect Peltier effect ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Routh test Criterion provides information about the actual location of roots Criterion is not applicable to systems with polynomial characteristic equation Cannot be used to test the stability of a control system containing transportation lag Can not determine as to how many roots of the characteristics equation have positive real roots Criterion provides information about the actual location of roots Criterion is not applicable to systems with polynomial characteristic equation Cannot be used to test the stability of a control system containing transportation lag Can not determine as to how many roots of the characteristics equation have positive real roots ANSWER DOWNLOAD EXAMIANS APP
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