Process Control and Instrumentation Which of the following thermocouples is incapable of measuring sub-zero (i.e., < 0°C) temperature? 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 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 Mercury in glass thermometer kept in boiling water Damped vibrator Non-interacting system of two tanks in series Interacting system of two tanks in series Mercury in glass thermometer kept in boiling water Damped vibrator ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following can measure temperatures in the range of - 20 to 300°C ? Resistance thermometer Vapor pressure thermometer None of these Mercury in glass thermometer Resistance thermometer Vapor pressure thermometer None of these Mercury in glass thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following judges the accuracy of an instrument? Dead zone Static error Drift None of these Dead zone Static error Drift None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In Bode plot, A.R. vs. w is plotted on a/an __________ graph paper. Semi-log Triangular Ordinary Log-lag Semi-log Triangular Ordinary Log-lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid column manometers are used for measuring the pressure __________ kgf/cm² . < atmospheric < 10 (gage) < 3 (gage) > 2(gage) < atmospheric < 10 (gage) < 3 (gage) > 2(gage) ANSWER DOWNLOAD EXAMIANS APP
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