Process Control and Instrumentation A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency. This is __________ criterion. None of these Routh stability Bode stability Nyquist None of these Routh stability Bode stability Nyquist ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The term analogous to voltage in a single tank system is the Heat content of the system Flow rate Liquid volume in the tank Level of liquid Heat content of the system Flow rate Liquid volume in the tank Level of liquid ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Cascade control means On-off control Feed forward control More than one feed-back loop One feed-back loop On-off control Feed forward control More than one feed-back loop One feed-back loop ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Feed forward controller accounts for the __________ changes. Both A & B Set point Load Neither A nor B Both A & B Set point Load Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid discharge from a tank or reservoir can not be measured by Mouthpieces Weirs Orificemeters Notches Mouthpieces Weirs Orificemeters Notches ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A bimetallic thermometer as compared to industrial mercury in glass thermometer has almost the same Accuracy (± 1% of span) Speed of response Temperature measuring range (- 40°C to 450°C) All of these Accuracy (± 1% of span) Speed of response Temperature measuring range (- 40°C to 450°C) All of these ANSWER DOWNLOAD EXAMIANS APP
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