Process Control and Instrumentation Which thermocouple can be used to measure a temperature of around 1400°C ? Platinum-platinum+rhodium Copper-constantan Aluminium-chromel None of these Platinum-platinum+rhodium Copper-constantan Aluminium-chromel None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. None of these Stable Unstable Critically damped None of these Stable Unstable Critically damped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flapper nozzle is used in a/an __________ controller. Hydraulic None of these Electronic Pneumatic Hydraulic None of these Electronic Pneumatic ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation With increase in temperature, the electrical conductivity of the platinum used in the resistance thermometer Increases exponentially Decreases Remains constant Increases Increases exponentially Decreases Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Compositional analysis of flue gas coming out of a furnace in respect of O₂ and CO₂% can be continuously done by a/an Thermal conductivity cell Orsat apparatus Zirconia probe Chromatograph Thermal conductivity cell Orsat apparatus Zirconia probe Chromatograph ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For measuring the temperature of a red hot furnace, which is the most suitable instrument? Thermocouple Platinum resistance thermometer Bimetallic thermometer Optical pyrometer Thermocouple Platinum resistance thermometer Bimetallic thermometer Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
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