Process Control and Instrumentation Which of the following can not measure a temperature of 1600°C ? Platinum resistance thermometer Radiation pyrometer Photo-electric pyrometer Thermocouple Platinum resistance thermometer Radiation pyrometer Photo-electric pyrometer Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The amplitude ratio for the sinusoidal response of __________ is < 1. Second order system Transportation lag None of these First order system Second order system Transportation lag None of these First order system ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Composition of alloys can be determined by Chromatograph Polarograph Refractrometer None of these Chromatograph Polarograph Refractrometer None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the first order system from among the following. Non-interacting system of two tanks in series Interacting system of two tanks in series Damped vibrator Mercury in glass thermometer kept in boiling water Non-interacting system of two tanks in series Interacting system of two tanks in series Damped vibrator Mercury in glass thermometer kept in boiling water ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The time constant of a unity gain, first order plus time delay process is 5 min. If the phase lag at a frequency of 0.2 rad/min is 60°, then the dead time (in minutes) is 5π/12 π/12 π/6 π/3 5π/12 π/12 π/6 π/3 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 Orsat apparatus Thermal conductivity cell Chromatograph Zirconia probe Orsat apparatus Thermal conductivity cell Chromatograph Zirconia probe ANSWER DOWNLOAD EXAMIANS APP
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