Process Control and Instrumentation The level of a liquid under pressure can be determined using Bubbler system Diaphragm box system Air-trap system Differential pressure manometer Bubbler system Diaphragm box system Air-trap system Differential pressure manometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a feed-back control system G and H denote open loop and close loop transfer functions respectively. The output-input relationship is G/H G/(1 + H) H(1 + G) H/G G/H G/(1 + H) H(1 + G) H/G ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the first order system from among the following. Mercury in glass thermometer kept in boiling water Non-interacting system of two tanks in series Interacting system of two tanks in series Damped vibrator Mercury in glass thermometer kept in boiling water Non-interacting system of two tanks in series Interacting system of two tanks in series Damped vibrator ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nichol's chart deals with Frequency response values of controllers R. vs. phase lag of first order Closed loop values vs. open loop values R. vs. phase lag of second order Frequency response values of controllers R. vs. phase lag of first order Closed loop values vs. open loop values R. vs. phase lag of second order ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The second order system with the transfer function 4/(S² + 2S + 4) has a damping ratio of 2.0 1.0 4.0 0.5 2.0 1.0 4.0 0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury thermometer is commonly used for low temperature measruement. The freezing point and boiling point of mercury are respectively __________ °C. - 51 and 439 - 10 and 425 - 79 and 395 - 39 and 350 - 51 and 439 - 10 and 425 - 79 and 395 - 39 and 350 ANSWER DOWNLOAD EXAMIANS APP
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