Process Control and Instrumentation The unit of 'time constant' of a system is the same as that of Velocity Time (time)⁻¹ None of these Velocity Time (time)⁻¹ None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the least temperature measurement range? Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum/rhodium Chromel-alumel Copper-constantan Iron-constantan Platinum-platinum/rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Zirconia probe is used for the measurement of Speed of a submarine Humidity of air % O₂ in flue gas % CO₂ in flue gas Speed of a submarine Humidity of air % O₂ in flue gas % CO₂ in flue gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a single tank system, the transfer function of level to inlet flow rate is L(TS + l) R/(TS + 1) 1/TS R/TS L(TS + l) R/(TS + 1) 1/TS R/TS 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 12, 0.4, 0.08 8, 0.6, 0.12 12, 0.6, 0.12 8, 0.6, 0.08 12, 0.4, 0.08 8, 0.6, 0.12 12, 0.6, 0.12 8, 0.6, 0.08 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following temperature measuring instruments need not touch the object whose temperature is being measured? Radiation/infrared pyrometer Filled system thermometer Mercury in glass thermometer Thermo electric pyrometer Radiation/infrared pyrometer Filled system thermometer Mercury in glass thermometer Thermo electric pyrometer ANSWER DOWNLOAD EXAMIANS APP
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