Process Control and Instrumentation The time constant of a unity gain, first order plus time delay process is 5 min. If the phase lag at a frequency of 0.2 rad/min is 60°, then the dead time (in minutes) is π/6 5π/12 π/12 π/3 π/6 5π/12 π/12 π/3 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stroboscope is used for the measurement of Depression of freezing point Liquid level under pressure Frequency of light Rpm of a flywheel Depression of freezing point Liquid level under pressure Frequency of light Rpm of a flywheel ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of mercury in glass thermometer is based on the __________ of mercury with increase in temperature. Volumetric expansion Increase of thermal conductivity Differential linear expansion Increase of pressure Volumetric expansion Increase of thermal conductivity Differential linear expansion Increase of pressure ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Mercury manometer (U-tube type) exemplifies a __________ order system. Second Zero First Third Second Zero First Third ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The fluid used in hydraulic controller is Air Water Oil Steam Air Water Oil Steam ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Characteristic equation is the denominator of __________ loop transfer function. Closed Open Both A & B Here Neither A Nor B Here Closed Open Both A & B Here Neither A Nor B Here ANSWER DOWNLOAD EXAMIANS APP
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