Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. Unstable Stable Critically damped None of these Unstable Stable Critically damped None of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Specific gravity of a liquid can not be measured by a/an Hydrometer Anemometer Specific gravity bottle Pycnometer Hydrometer Anemometer Specific gravity bottle Pycnometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ type of element is normally not used in the bimetallic thermometers. Multiple helix Flat spiral Single helix Bourdon tube Multiple helix Flat spiral Single helix Bourdon tube ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nitrogen gas constant volume thermometer is suitable for measuring a temperature of __________ °C. > 100 < 0 0-100 > 50 > 100 < 0 0-100 > 50 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dead zone is the Maximum change in the variable that does not change the reading of the instrument None of these Same as transportation lag Same as time constant Maximum change in the variable that does not change the reading of the instrument None of these Same as transportation lag Same as time constant ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For a feed back control system to be stable, the Poles of the closed loop transfer function should lie in the left half of the complex plane Roots of the characteristic equation should be real Bode plots of the corresponding open loop transfer function should monotoni-cally decrease Poles of the closed loop transfer function should lie in the right half of the complex plane Poles of the closed loop transfer function should lie in the left half of the complex plane Roots of the characteristic equation should be real Bode plots of the corresponding open loop transfer function should monotoni-cally decrease Poles of the closed loop transfer function should lie in the right half of the complex plane ANSWER DOWNLOAD EXAMIANS APP