Process Control and Instrumentation Phase margin is equal to Phase lag + 180° Phase lag + 90° 180° - phase lag Phase lag - 180° Phase lag + 180° Phase lag + 90° 180° - phase lag Phase lag - 180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature of molten pig iron (1450°C) and molten slag (1500°C) flowing out of a blast furnace is measured by a/an Chromel-alumel thermocouple Radiation pyrometer Either B or C Optical pyrometer Chromel-alumel thermocouple Radiation pyrometer Either B or C Optical pyrometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity measurement is used for the determination of Specific gravity of petrofuels CO₂ percentage in the flue gas Composition of an alloy O₂ percentage in the flue gas Specific gravity of petrofuels CO₂ percentage in the flue gas Composition of an alloy O₂ percentage in the flue gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Polarograph is meant for the analysis of Miscible liquids Solids Isotopes Gaseous mixture Miscible liquids Solids Isotopes Gaseous mixture ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermometers is not suitable for distant reading upto 60 metres? Vapor pressure thermometer Constant volume gas thermometer Resistance thermometer Mercury in glass thermometer Vapor pressure thermometer Constant volume gas thermometer Resistance thermometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone in an instrument must be less than __________ percent of the scale. 1.5 4 8 0.2 1.5 4 8 0.2 ANSWER DOWNLOAD EXAMIANS APP
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