Process Control and Instrumentation Reference points i.e., ice point and steam point in Reaumer temperature scale are respectively 0° & 80° 32° & 80° 32° & 460° - 273° & 80° 0° & 80° 32° & 80° 32° & 460° - 273° & 80° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase lag of the sinusoidal response of a first order system is 180° 90° 30° 120° 180° 90° 30° 120° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Minute depression of freezing point of a liquid solvent on addition of a solid solute can be best measured by a Dilatometer Bimetallic thermometer Mercury thermometer Beckman thermometer Dilatometer Bimetallic thermometer Mercury thermometer Beckman thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ type of element is normally not used in the bimetallic thermometers. Multiple helix Bourdon tube Single helix Flat spiral Multiple helix Bourdon tube Single helix Flat spiral ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A control system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at the crossover frequency. This is __________ criterion. Routh stability None of these Bode stability Nyquist Routh stability None of these Bode stability Nyquist ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The unit step response of the transfer function 1/(s² + 2s + 3) Has a damped oscillatory characteristics Has a non-zero slope at the origin Is unstable Is overdamped Has a damped oscillatory characteristics Has a non-zero slope at the origin Is unstable Is overdamped ANSWER DOWNLOAD EXAMIANS APP
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