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 Beckman thermometer Bimetallic thermometer Dilatometer Mercury thermometer Beckman thermometer Bimetallic thermometer Dilatometer Mercury thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The root locus plot of the roots of the characteristics equation of a closed loop system having the open loop transfer function K(s + 1)/2(2s + 1)(3s + 1) will have a definite number of loci for variation of K from 0 to ∞. The number of loci is 4 2 3 1 4 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation According to Bode stability criterian, a system is unstable, if the open loop frequency response exhibits an amplitude ratio exceeding unity at frequency for which phase lag is 90° 180° 0° 45° 90° 180° 0° 45° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid flow rate in an open channel can not be measured by a/an V-notch Rectangular weir Cipolletti weir Orifice meter V-notch Rectangular weir Cipolletti weir Orifice meter ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The characteristic equation for the control system with a closed loop transfer function G₁/1 + G₂ is given by 1 + G₂ = 0. The characteristic equation for the control system All of these Depends only upon the open loop transfer function Determines its stability Is the same for set point or load changes All of these Depends only upon the open loop transfer function Determines its stability Is the same for set point or load changes ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Configuration of Bourdon spring tube is never made of __________ shape. Semi-circular Helical Spiral Circular Semi-circular Helical Spiral Circular ANSWER DOWNLOAD EXAMIANS APP
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