Process Control and Instrumentation Which of the following controllers has the least maximum deviation? P-I controller P-I-D controller P-D controller P-controller P-I controller P-I-D controller P-D controller P-controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For a feed back control system to be stable, the 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 left half of the complex plane Poles of the closed loop transfer function should lie in the right 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 left half of the complex plane Poles of the closed loop transfer function should lie in the right half of the complex plane ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal wells used in temperature measurements should have Low emissivity High transmissivity of radiation Very thick walls Polished surface Low emissivity High transmissivity of radiation Very thick walls Polished surface ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following thermometers is not suitable for distant reading upto 60 metres? Vapor pressure thermometer Mercury in glass thermometer Resistance thermometer Constant volume gas thermometer Vapor pressure thermometer Mercury in glass thermometer Resistance thermometer Constant volume gas thermometer ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which thermocouple can be used to measure a temperature of around 1400°C ? Aluminium-chromel None of these Copper-constantan Platinum-platinum+rhodium Aluminium-chromel None of these Copper-constantan Platinum-platinum+rhodium ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following measurements can be made by the measurement of emf? PH value Composition of complex ions All of these Degree of hydrolysis PH value Composition of complex ions All of these Degree of hydrolysis ANSWER DOWNLOAD EXAMIANS APP
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