Process Control and Instrumentation Which of the following thermocouples is incapable of measuring sub-zero (i.e., < 0°C) temperature? Copper-constantan Iron-constantan Platinum-platinum + rhodium Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum + rhodium Chromel-alumel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a speed measuring instrument? Stroboscope Tachometer Psychrometer All of these Stroboscope Tachometer Psychrometer All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples will give the highest output for the same value of hot and cold junction temperature? All of these Chromel-constantan Iron-constantan Platinum-platinum + rhodium All of these Chromel-constantan Iron-constantan Platinum-platinum + rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Reference points i.e., ice point and steam point in Reaumer temperature scale are respectively 32° & 80° 32° & 460° - 273° & 80° 0° & 80° 32° & 80° 32° & 460° - 273° & 80° 0° & 80° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The pressure sensing element of elastic type pressure gauge is never made in the form of a Diaphragm Strip Bourdon tube Bellow Diaphragm Strip Bourdon tube Bellow ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Change of angle of refraction with composition comprises the working principle of a Polarograph Refractrometer Spectrometer Polarimeter Polarograph Refractrometer Spectrometer Polarimeter ANSWER DOWNLOAD EXAMIANS APP
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