Process Control and Instrumentation A negative gain margin expressed in decibels means a/an __________ system. None of these Critically damped Stable Unstable None of these Critically damped Stable Unstable ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The second order system with the transfer function 4/(S² + 2S + 4) has a damping ratio of 0.5 2.0 1.0 4.0 0.5 2.0 1.0 4.0 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Polarograph is meant for the analysis of Gaseous mixture Miscible liquids Isotopes Solids Gaseous mixture Miscible liquids Isotopes Solids ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Stalagmometer is used for the measurement of Optical activity Refractive index Kinematic viscosity Surface tension Optical activity Refractive index Kinematic viscosity Surface tension 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 Undamped response Underdamped response Unstable response Overdamped response Undamped response Underdamped response ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Working principle of bimetallic thermometers is difference in linear co-efficient of thermal expansion of two strips of different metals welded together. Which of the following has the maximum thermal co-efficient of linear expansion? Chromel Brass Invar Nickel Chromel Brass Invar Nickel ANSWER DOWNLOAD EXAMIANS APP
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