Process Control and Instrumentation Flame photometry is used for the determination of compositional analysis of Alkali metals Solids Natural gas Isotopes Alkali metals Solids Natural gas Isotopes 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 Is overdamped Is unstable Has a non-zero slope at the origin Has a damped oscillatory characteristics Is overdamped Is unstable Has a non-zero slope at the origin ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation A mercury thermometer can not be used to measure the temperature below the freezing point of mercury, which is __________ °C. -80.9 -38.9 -11.9 -60.9 -80.9 -38.9 -11.9 -60.9 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Thermal conductivity based continuous flue gas analyser makes use of varying thermal conductivity of the constituents of flue gases. Which of the following constituents of flue gases has the maximum thermal conductivity? N₂ O₂ CO₂ CO N₂ O₂ CO₂ CO ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Time constant is the Time taken by the controlled variable to reach 63.2% of its full change Time required by the measured variable to reach 63.2% of its ultimate change Same as dead time Same as transportation lag Time taken by the controlled variable to reach 63.2% of its full change Time required by the measured variable to reach 63.2% of its ultimate change Same as dead time Same as transportation lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a closed loop system, the process to be controlled is an integrating process with transfer function l/2s. The controller proposed to be used in an integral controller with transfer function 1/T₁s. When a step change in set point is applied to such a closed loop system, the controlled variable will exhibit Unstable response Overdamped response Underdamped response Undamped response Unstable response Overdamped response Underdamped response Undamped response ANSWER DOWNLOAD EXAMIANS APP
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