Process Control and Instrumentation Emission spectroscopy is used for Determining water purity Solids and metal analysis NOxdetermination Determination of CO₂ in gases Determining water purity Solids and metal analysis NOxdetermination Determination of CO₂ in gases ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Pick out the first order system from among the following. 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 Mercury in glass thermometer kept in boiling water Non-interacting system of two tanks in series ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation When the damping co-efficient (ξ) is unity, the system is Overdamped Critically damped Underdamped Highly fluctuating Overdamped Critically damped Underdamped Highly fluctuating ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation An emf of the order of mV is generated when two solutions of different hydrogen ion concentration are separated by a thin glass wall. This is the working principle of a Chromatograph Polarimeter Polarograph PH meter Chromatograph Polarimeter Polarograph PH meter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation According to Bode stability criterian, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is 180° 0° 90° 45° 180° 0° 90° 45° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Temperature control of an exothermic chemical reaction taking place in a CSTR is done with the help of cooling water flowing in a jacket around the reactor. The types of valve and controller action to be recommended are Air to close valve with the controller direct acting Air to open valve with the controller indirect acting Air to close valve with the controller indirect acting Air to open valve with the controller direct acting Air to close valve with the controller direct acting Air to open valve with the controller indirect acting Air to close valve with the controller indirect acting Air to open valve with the controller direct acting ANSWER DOWNLOAD EXAMIANS APP
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