Process Control and Instrumentation Instrumentation in a plant offers the advantage of Better quality of product Greater safety of operation Greater operation economy All of these Better quality of product Greater safety of operation Greater operation economy All of these ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following instruments is not used for measuring sub-zero (<0°) temperatures? Vapor pressure thermometer Radiation pyrometer Platinum resistance thermometer Mercury in glass thermometer Vapor pressure thermometer Radiation pyrometer Platinum resistance thermometer Mercury in glass 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 3 4 2 1 3 4 2 1 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ temperature scale assigns 0° to the 'ice point' and 80° to the 'steam point' Farenhite Reumur Rankine Celcius Farenhite Reumur Rankine Celcius ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to Phase lag + 180° Phase lag + 90° 180° - phase lag Phase lag - 180° Phase lag + 180° Phase lag + 90° 180° - phase lag Phase lag - 180° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Nichol's chart deals with R. vs. phase lag of first order R. vs. phase lag of second order Closed loop values vs. open loop values Frequency response values of controllers R. vs. phase lag of first order R. vs. phase lag of second order Closed loop values vs. open loop values Frequency response values of controllers ANSWER DOWNLOAD EXAMIANS APP
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