Process Control and Instrumentation For a feed back control system to be stable, the Roots of the characteristic equation should be real Poles of the closed loop transfer function should lie in the right half of the complex plane 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 Roots of the characteristic equation should be real Poles of the closed loop transfer function should lie in the right half of the complex plane 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 ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The response of two tanks of same size and resistance in series is Over damped Under damped None of these Critically damped Over damped Under damped None of these Critically damped ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Gain margin is equal to the Amplitude ratio Reciprocal of amplitude ratio Gain in P controller Gain in P-I controller Amplitude ratio Reciprocal of amplitude ratio Gain in P controller Gain in P-I controller ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Vapour actuated pressure spring thermometer does not require ambient temperature compensation. Ambient temperature compensation is provided in gas or liquid expansion pressure spring thermometer by All of these Reducing the volume of the receiving element to a minimum Making the volume of thermometer bulb as large as conveniently possible Reducing the volume of the capillary to a minimum All of these Reducing the volume of the receiving element to a minimum Making the volume of thermometer bulb as large as conveniently possible Reducing the volume of the capillary to a minimum ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Liquid levels in autocalves are measued by Glass gauge Differential float type manometer None of these Simple float Glass gauge Differential float type manometer None of these Simple float ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Dilatometer is used to measure Strain Deflection Contraction/expansion due to changes in temperature Stress Strain Deflection Contraction/expansion due to changes in temperature Stress ANSWER DOWNLOAD EXAMIANS APP