Process Control and Instrumentation The __________ of the fluid contained in the temperature sensing element (i.e., bulb) of filled system thermometers changes with change in temperature. Volume All of these Viscosity Pressure Volume All of these Viscosity Pressure ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An emf of the order of mV is generated when two solutions of different hydrogen ion concentration are separated by a thin glass wall. This is the working principle of a Chromatograph PH meter Polarimeter Polarograph Chromatograph PH meter Polarimeter Polarograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ type of element is normally not used in the bimetallic thermometers. Bourdon tube Multiple helix Single helix Flat spiral Bourdon tube Multiple helix Single helix Flat spiral 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 Copper-constantan Chromel-alumel Platinum-platinum + rhodium Iron-constantan Copper-constantan Chromel-alumel Platinum-platinum + rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Sub-zero temperature (< 0°C) can be measured by a constant volume gas thermometer employing Hydrogen None of these Helium Nitrogen Hydrogen None of these Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stability of a control system containing a transportation lag can be best analysed by Routh test Root locus methods Frequency response methods None of these Routh test Root locus methods Frequency response methods None of these ANSWER DOWNLOAD EXAMIANS APP
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