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 Which of the following thermocouples is the most suitable for measuring a temperature of about 1600°C in an oxidizing atmosphere? Iron-constantan Platinum-platinum + rhodium Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum + rhodium Chromel-alumel Copper-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermometers is not suitable for distant reading upto 60 metres? Resistance thermometer Vapor pressure thermometer Constant volume gas thermometer Mercury in glass thermometer Resistance thermometer Vapor pressure thermometer Constant volume gas thermometer Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is Pressure rise with temperature Linear expansion None of these Volumetric expansion Pressure rise with temperature Linear expansion None of these Volumetric expansion ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage pressure transducers are used to measure __________ pressures. Both A & B Here Gage as well as vacuum Neither A nor B Absolute as well as differential Both A & B Here Gage as well as vacuum Neither A nor B Absolute as well as differential ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ temperature scale assigns 0° to the 'ice point' and 80° to the 'steam point' Rankine Celcius Farenhite Reumur Rankine Celcius Farenhite Reumur ANSWER DOWNLOAD EXAMIANS APP
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