Process Control and Instrumentation Zirconia probe is used for the measurement of % CO₂ in flue gas Humidity of air Speed of a submarine % O₂ in flue gas % CO₂ in flue gas Humidity of air Speed of a submarine % O₂ in flue gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple while measuring a temperature of 400°C is 22 mV. The type of thermocouple used is Iron-constantan Platinum-platinum+rhyodium Chromel-alumel Platinum-rhodium Iron-constantan Platinum-platinum+rhyodium Chromel-alumel Platinum-rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit step response of the transfer function 1/(s² + 2s + 3) Has a non-zero slope at the origin Is overdamped Is unstable Has a damped oscillatory characteristics Has a non-zero slope at the origin Is overdamped Is unstable Has a damped oscillatory characteristics ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Resistance of a gas in a vessel is given by (where, P = pressure, V = volume of the vessel, n = no. of moles of the gas, R = gas constant) p/nRT nRT/P nRT/V V/nRT p/nRT nRT/P nRT/V V/nRT ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following judges the accuracy of an instrument? Static error Drift None of these Dead zone Static error Drift None of these Dead zone ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the systems having following transfer functions is stable? 1/(s²-2s + 3) 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) 1/(s²+ 2) 1/(s²-2s + 3) 1/(s² + 2s + 2) Exp(-20s)/(s² + 2s-l) 1/(s²+ 2) ANSWER DOWNLOAD EXAMIANS APP
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