Control System Set 2

rises slowly ✘ rises quickly ✘ decays slowly ✘ decays quickly ✔

The time constant of the system ✘ Damping of the system ✘ The gain of the system ✘ The time constant and suppress the oscillations ✔

All the co-efficients can have zero value ✘ All the co-efficients are always non-zero ✘ Only one of the static error co-efficients has a finite non-zero value ✘ None of the above ✔

The system is relatively stable ✘ The system is highly stable ✘ The system is highly oscillatory ✘ None of the above ✔

It leads to slow speed of response ✘ It leads to low relative stability ✘ Noise is proportional to band width ✘ None of the above ✔

Underdamping ✘ Overdamping ✘ Poor stability at reduced values of open loop gain ✘ Low-level oscillations ✔

Error detector ✘ Final control element ✘ Sensor ✘ Oscillator ✔

final control element ✘ amplifier ✘ comparator ✘ sensor ✔

sensor ✘ clipper ✘ comparator ✘ amplifier ✔

Servo signal ✘ Desired variable value ✘ Error signal ✘ Sensed signal ✔