Process Control and Instrumentation Which of the following is a desirable characteristic of an instrument? High measuring lag High fidelity Poor reproducibility High drift High measuring lag High fidelity Poor reproducibility High drift ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The fluid used in hydraulic controller is Steam Air Water Oil Steam Air Water Oil ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The temperature range for which copper resistance thermometer can be used is __________ °C 0 to 150 -200 to 150 350 to 750 500 to 900 0 to 150 -200 to 150 350 to 750 500 to 900 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Emf developed by a thermocouple, while measuring a temperature of 600°C is about 5.5 mV. The type of thermocouple used is Chromel-alumel Either A, B or C Iron-constantan Platinum-platinum+rhodium Chromel-alumel Either A, B or C Iron-constantan Platinum-platinum+rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells are used in the temperature measurement to Reduce measuring lag Guard against corrosive and oxidising action on thermocouple materials Increase the sensitivity Increase the fidelity Reduce measuring lag Guard against corrosive and oxidising action on thermocouple materials Increase the sensitivity Increase the fidelity ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. Critically damped None of these Unstable Stable Critically damped None of these Unstable Stable ANSWER DOWNLOAD EXAMIANS APP
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