Process Control and Instrumentation The characteristic equation for the control system with a closed loop transfer function G₁/1 + G₂ is given by 1 + G₂ = 0. The characteristic equation for the control system Is the same for set point or load changes Determines its stability All of these Depends only upon the open loop transfer function Is the same for set point or load changes Determines its stability All of these Depends only upon the open loop transfer function ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Very low pressure is expressed in microns(μ), which is equal to __________ mm of Hg coloumn (absolute) at 0°C. 0.1 0.01 0.0001 0.001 0.1 0.01 0.0001 0.001 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Flow rate through an orifice is __________ the pressure differential. Proportional to the square root of Inversely proportional to the square of Proportional to Inversely proportional to the square root of Proportional to the square root of Inversely proportional to the square of Proportional to Inversely proportional to the square root of ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dilatometer is used to measure Stress Contraction/expansion due to changes in temperature Deflection Strain Stress Contraction/expansion due to changes in temperature Deflection Strain ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. Stable Unstable Critically damped None of these Stable Unstable Critically damped None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a variable area flow meter? Orifice and tapered plug meter Rotameter Piston type meter Magnetic flow meter Orifice and tapered plug meter Rotameter Piston type meter Magnetic flow meter ANSWER DOWNLOAD EXAMIANS APP
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