Integrator - 1 Starter Quiz

A proportional band of a PI controller is 40% and the reset time is 0.25sec. The transfer function of the controller is given by

Consider the following statement with respect to effects of controller.

1). PD controller decreases the bandwidth of the system.

2). PI controller increases the rise time of the system.

3). Lead compensator improves the steady state response of the system.

4). Lag compensator improves the transient response of the system.

Which of the following is/are correct?

Consider the speed control system of figure below where in the inner loop corresponds to motor back emf. The controller is an integrator with gain K observe that the load is inertia only.

Determine the value of k for which steady state error to unit ramp input (V_r = 1/s²) is less than 0.01 rad/sec.

The lag compensator of a system is . The attenuation of the network in dB is__?

Value of integral .Where (t) denotes triple derivative of impulse function.

A unity feedback control system that uses proportional integral controller is shown in figure below. The stability of closed loop system is controlled by proportional integral controller. The maximum value of K_i and corresponding value of K_P for the system to be stale are

Consider a lossy integrator circuit as shown in figure below:

Suppose at ω = 10 Krad/sec, Peak gain = 20 dB and Gain = 3 dB down from Peak.

Then which of the following statement is/are true? (C_f = 10^-8)