Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. Critically damped None of these Stable Unstable Critically damped None of these Stable Unstable ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Radiation pyrometers as compared to thermocouples Has a slower speed of response Is more affected by corrosive atmosphere Can't measure the temperature of moving objects Can measure higher temperature Has a slower speed of response Is more affected by corrosive atmosphere Can't measure the temperature of moving objects Can measure higher temperature 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 0.0001 0.01 0.001 0.1 0.0001 0.01 0.001 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The transfer function of a first order system is S/(Ts + 1) 1/Ts None of these 1/(Ts + 1) S/(Ts + 1) 1/Ts None of these 1/(Ts + 1) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Response of a linear control system for a change in set point is called Regulator problem Frequency response Transient response Servo problem Regulator problem Frequency response Transient response Servo problem ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For two non-interacting first order systems connected in series, the overall transfer function is the __________ of the individual transfer functions. Sum Difference Ratio Product Sum Difference Ratio Product ANSWER DOWNLOAD EXAMIANS APP