Process Control and Instrumentation Working principle of disappearing filament type optical pyrometer is based on the Kirchoff's law Peltier effect Wien's law Seebeck effect Kirchoff's law Peltier effect Wien's law Seebeck effect 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) Antimony and silver (F.P) Oxygen and sulphur (B.P) Zinc (B.P) and mercury (F.P) Ice (F.P) and steam (B.P) Antimony and silver (F.P) Oxygen and sulphur (B.P) Zinc (B.P) and mercury (F.P) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Routh test Cannot be used to test the stability of a control system containing transportation lag Criterion provides information about the actual location of roots Criterion is not applicable to systems with polynomial characteristic equation Can not determine as to how many roots of the characteristics equation have positive real roots Cannot be used to test the stability of a control system containing transportation lag Criterion provides information about the actual location of roots Criterion is not applicable to systems with polynomial characteristic equation Can not determine as to how many roots of the characteristics equation have positive real roots ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistor, which has high temperature co-efficient of resistivity, is used as the sensing element in resistance thermometer. It is a/an Conductor Insulator Liquid semi-conductor Solid semi-conductor Conductor Insulator Liquid semi-conductor Solid semi-conductor ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a pure dead time system with dead time τd is Τds + 1 Eτds 1/(τds + 1) E-τds Τds + 1 Eτds 1/(τds + 1) E-τds ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is incapable of measuring sub-zero (i.e., < 0°C) temperature? Iron-constantan Platinum-platinum + rhodium Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum + rhodium Chromel-alumel Copper-constantan ANSWER DOWNLOAD EXAMIANS APP
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