Process Control and Instrumentation Zirconia probe is used for the measurement of % O₂ in flue gas Humidity of air Speed of a submarine % CO₂ in flue gas % O₂ in flue gas Humidity of air Speed of a submarine % CO₂ in flue gas ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The deflection in diaphragm (which is used as pressure sensor in pneumatic and electronic instruments) is dependent on the metal thickness, its diameter (d) and shape & number of corrugations. Its deflection is proportional to D³ D D⁴ D² D³ D D⁴ D² ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to Phase lag + 90° Phase lag + 180° 180° - phase lag Phase lag - 180° Phase lag + 90° Phase lag + 180° 180° - phase lag Phase lag - 180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. Stable Critically damped Unstable None of these Stable Critically damped Unstable None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ controller has the maximum stabilising time. PID P PD PI PID P PD PI ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Psychrometer determines the Humidity of gases Hygroscopic nature of solids Water of crystallisation Moisture content of solids Humidity of gases Hygroscopic nature of solids Water of crystallisation Moisture content of solids ANSWER DOWNLOAD EXAMIANS APP
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