Process Control and Instrumentation Measurement of sub-zero Celcius temperature in industry is done most commonly by Bi-metallic thermometers Gas thermometers Resistance thermometers Thermocouples Bi-metallic thermometers Gas thermometers Resistance thermometers Thermocouples ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid argon level in a pressurised storage tank (at 3 kg/cm² ) is measured by a/an None of these External float gage Differential pressure gage Gage glass None of these External float gage Differential pressure gage Gage glass ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The operation of a rotameter is based on Rotation of a turbine Pressure drop across a nozzle Pressure at a stagnation point Variable flow area Rotation of a turbine Pressure drop across a nozzle Pressure at a stagnation point Variable flow area ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In second order underdamped system, Decay ratio = (overshoot)² Overshoot increases for increasing damping co-efficient Decay ratio = overshoot Large damping co-efficient means smaller damping Decay ratio = (overshoot)² Overshoot increases for increasing damping co-efficient Decay ratio = overshoot Large damping co-efficient means smaller damping ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is an undesirable dynamic characteristic of an instrument? Static error Dead zone Reproducibility Time lag Static error Dead zone Reproducibility Time lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following is not a differential pressure flow meter? Venturimeter Orificemeter Flow nozzle Rotameter Venturimeter Orificemeter Flow nozzle Rotameter ANSWER DOWNLOAD EXAMIANS APP
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