Process Control and Instrumentation Composition of natural gas is determined by the Chromatograph Mass spectrometer Both B and C Haldane apparatus Chromatograph Mass spectrometer Both B and C Haldane apparatus ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Find the ultimate gain and frequency for a proportional controller in the case of a process having the transfer function Gp(s) = 1/(4s + 1)(2s + 1)(s + 1). W = 1/√14, Kc = 45/7√14 W = √(7/6), Kc = 46/3 W = 1, Kc = 13 W = √(7/8), Kc = 45/4 W = 1/√14, Kc = 45/7√14 W = √(7/6), Kc = 46/3 W = 1, Kc = 13 W = √(7/8), Kc = 45/4 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a pure dead time system with dead time τd is Τds + 1 E-τds 1/(τds + 1) Eτds Τds + 1 E-τds 1/(τds + 1) Eτds ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A mercury thermometer can not be used to measure the temperature below the freezing point of mercury, which is __________ °C. -11.9 -80.9 -60.9 -38.9 -11.9 -80.9 -60.9 -38.9 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Strain gage uses an electrical conductor wire, which when elastically stretched increases in length and reduces in diameter. Both these dimensional changes result in __________ in the electrical resistance of the wire. No change Decrease Exponential decrease Increase No change Decrease Exponential decrease Increase ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit of 'time constant' of a system is the same as that of Time (time)⁻¹ Velocity None of these Time (time)⁻¹ Velocity None of these ANSWER DOWNLOAD EXAMIANS APP
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