Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Platinum resistance thermometer Thermocouple Photo-electric pyrometer Radiation pyrometer Platinum resistance thermometer Thermocouple Photo-electric pyrometer Radiation pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following filled system expansion thermometers has the lowest positive temperature measurement capability? Nitrogen in steel thermometer Mercury in glass thermometer Alcohol in glass thermometer Fused metal (Na or K) in steel thermometer Nitrogen in steel thermometer Mercury in glass thermometer Alcohol in glass thermometer Fused metal (Na or K) in steel thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion? Invar Chromel Brass Nickel Invar Chromel Brass Nickel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Concentration of sugar solution can be determined by the Flame photometry Emission spectroscopy Oscillometry Polarimetry Flame photometry Emission spectroscopy Oscillometry Polarimetry 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 Polarimeter PH meter Polarograph Chromatograph Polarimeter PH meter Polarograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of alloys can be determined by None of these Polarograph Refractrometer Chromatograph None of these Polarograph Refractrometer Chromatograph ANSWER DOWNLOAD EXAMIANS APP
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