Process Control and Instrumentation Dilatometer is used to measure Strain Stress Contraction/expansion due to changes in temperature Deflection Strain Stress Contraction/expansion due to changes in temperature Deflection ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Which of the following relates the emf. generated in a single homogeneous wire to the temperature difference? Thomson effect None of these Peltier effect Seebeck effect Thomson effect None of these Peltier effect Seebeck effect 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 To increase the speed of response of a pressure spring liquid or gas expansion thermometer, the clearance space between the thermometer bulb and the thermal well should not be filled with A metal powder or graphite Air Oil Mercury A metal powder or graphite Air Oil Mercury ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation For an input forcing function, X(t) = 2t², the Laplace transform of this function is 4/s² 4/s³ 2/s³ 2/s² 4/s² 4/s³ 2/s³ 2/s² ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation If response of a control system is to be free of offset and oscillation, the most suitable controller is Proportional-integral (PI) controller Proportional-derivative(PD)controller Proportional integral-derivative (PID) controller Proportional controller Proportional-integral (PI) controller Proportional-derivative(PD)controller Proportional integral-derivative (PID) controller Proportional controller ANSWER DOWNLOAD EXAMIANS APP