Process Control and Instrumentation Working principle of disappearing filament type optical pyrometer is based on the Peltier effect Seebeck effect Wien's law Kirchoff's law Peltier effect Seebeck effect Wien's law Kirchoff's law ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In second order underdamped system, Decay ratio = (overshoot)² Decay ratio = overshoot Large damping co-efficient means smaller damping Overshoot increases for increasing damping co-efficient Decay ratio = (overshoot)² Decay ratio = overshoot Large damping co-efficient means smaller damping Overshoot increases for increasing damping co-efficient ANSWER DOWNLOAD EXAMIANS APP
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 Critically damped None of these Over damped Under damped Critically damped None of these Over damped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase lag of the sinusoidal response of a first order system is 90° 180° 30° 120° 90° 180° 30° 120° 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 0° 45° 180° 90° 0° 45° 180° 90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Measurement of sub-zero Celcius temperature in industry is done most commonly by Gas thermometers Thermocouples Bi-metallic thermometers Resistance thermometers Gas thermometers Thermocouples Bi-metallic thermometers Resistance thermometers ANSWER DOWNLOAD EXAMIANS APP
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