Process Control and Instrumentation Out of the following temperature measuring instruments, the measurement accuracy will be minimum for the Iron-constantan thermocouple Mercury in glass thermometer Optical pyrometer Alcohol filled thermometer Iron-constantan thermocouple Mercury in glass thermometer Optical pyrometer Alcohol filled thermometer 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 4.0 0.5 1.0 2.0 4.0 0.5 1.0 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ stability method uses open loop transfer function. Ruth Nyquist None of these Mikhalov Ruth Nyquist None of these Mikhalov ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Positioning controllers are used for Temperature changes Low loads High loads Flow rate changes Temperature changes Low loads High loads Flow rate changes ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to Phase lag + 90° Phase lag + 180° Phase lag - 180° 180° - phase lag Phase lag + 90° Phase lag + 180° Phase lag - 180° 180° - phase lag 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 Variable flow area Pressure at a stagnation point Rotation of a turbine Pressure drop across a nozzle Variable flow area Pressure at a stagnation point ANSWER DOWNLOAD EXAMIANS APP
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