Process Control and Instrumentation The transfer function of a process is 1/(16s² + 8s + 4). If a step change is introduced into the system, then the response will be Under damped Over damped None of these Critically damped Under damped Over damped None of these Critically damped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The function of a transducer is to Amplify the input signal Modify the input signal Codify/decodify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse Amplify the input signal Modify the input signal Codify/decodify the input signal Convert the primary signal into a more useful quantity, usually an electric impulse ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A sinusoidal variation in the input passing through a linear first order system Gets attenuated (magnitude decreases) Becomes more oscillatory (frequency increases) Gets amplified (magnitude increases) Becomes less oscillatory (frequency decreases) Gets attenuated (magnitude decreases) Becomes more oscillatory (frequency increases) Gets amplified (magnitude increases) Becomes less oscillatory (frequency decreases) ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermocouples has the least temperature measurement range? Chromel-alumel Copper-constantan Platinum-platinum/rhodium Iron-constantan Chromel-alumel Copper-constantan Platinum-platinum/rhodium Iron-constantan ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An aneroid barometer measures the __________ pressure. Absolute Atmospheric Gage Vacuum Absolute Atmospheric Gage Vacuum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid flow rate in an open channel can not be measured by a/an Orifice meter V-notch Cipolletti weir Rectangular weir Orifice meter V-notch Cipolletti weir Rectangular weir ANSWER DOWNLOAD EXAMIANS APP