Process Control and Instrumentation Thermal conductivity measurement is used for the determination of O₂ percentage in the flue gas CO₂ percentage in the flue gas Composition of an alloy Specific gravity of petrofuels O₂ percentage in the flue gas CO₂ percentage in the flue gas Composition of an alloy Specific gravity of petrofuels ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following fluid flow measuring devices can measure the largest flow rate? V-notch Weir Orificemeter Rotameter V-notch Weir Orificemeter Rotameter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation What is the normal percentage of rhodium in platinum + rhodium element used in the thermocouple? 3 13 29 0.1 3 13 29 0.1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is G/(1 + H) H/G H(1 + G) G/H G/(1 + H) H/G H(1 + G) G/H ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Zirconia probe is used for the continuous measurment of __________ flue gases going out of the furnace. Temperature of Carbon dioxide in Carbon monoxide in Oxygen in Temperature of Carbon dioxide in Carbon monoxide in Oxygen in ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Suppose that the gain, time constant and dead time of a process with the following transfer function:Gc(s) = 10 exp( - 0.1s)/(0.5s + 1) are known with a possible error of ± 20% of their values. The largest permissible gain Kc of a proportional controller needs to be calculated below taking the values of process gain, time constant and dead time as 8, 0.6, 0.08 8, 0.6, 0.12 12, 0.6, 0.12 12, 0.4, 0.08 8, 0.6, 0.08 8, 0.6, 0.12 12, 0.6, 0.12 12, 0.4, 0.08 ANSWER DOWNLOAD EXAMIANS APP