Process Control and Instrumentation Zirconia probe is used for the continuous measurment of __________ flue gases going out of the furnace. Carbon dioxide in Carbon monoxide in Oxygen in Temperature of Carbon dioxide in Carbon monoxide in Oxygen in Temperature of ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a composition measuring instrument? Polarograph Hot wire anemometer Mass spectrometer Thermal conductivity cell Polarograph Hot wire anemometer Mass spectrometer Thermal conductivity cell ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone is the None of these Same as transportation lag Same as time constant Maximum change in the variable that does not change the reading of the instrument None of these Same as transportation lag Same as time constant Maximum change in the variable that does not change the reading of the instrument ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature control of an exothermic chemical reaction taking place in a CSTR is done with the help of cooling water flowing in a jacket around the reactor. The types of valve and controller action to be recommended are Air to close valve with the controller indirect acting Air to open valve with the controller direct acting Air to open valve with the controller indirect acting Air to close valve with the controller direct acting Air to close valve with the controller indirect acting Air to open valve with the controller direct acting Air to open valve with the controller indirect acting Air to close valve with the controller direct acting ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermistors are made of Iron-copper alloys Metal oxides Ultra pure metals Nickel-chromium alloys Iron-copper alloys Metal oxides Ultra pure metals Nickel-chromium alloys ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples is capable of measuring a temperature of -50°C? Iron-constantan Copper - constantan Platinum - platinum + rhodium Chromel - alumel Iron-constantan Copper - constantan Platinum - platinum + rhodium Chromel - alumel ANSWER DOWNLOAD EXAMIANS APP
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