Test: Control System- 3 - Electrical Engineering (EE) MCQ

Which one of the following is not a property ofroot loci ?

Match List-I (System G(s) with List-II (Nature of response) and select the correct answer using
the code given below the lists:

Given a unity feedback system with   what is the value of K for adamping ratio of 0.5 ?

damping ratio of 0.5 ?

What is the steady state error for a unity feedback control system having   due to unit ramp input ?

For which one of the following, given physical realization corresponds to PD controller ?

A phase lead compensating network consists of only capacitors and resistors, The locations of its pole and zero in s -plane are at P_c and Z_c respectively. Which of the following conditions must be satisf4ied ?

A composite R-C network yielded the following transfer function when calculated from its components :

The network can be used ad which one of the following ?

Which one of the following is a disadvantage ofproportional controller ?

The open loop transfer function of a unity negative feedback control system is given

Which is the value of K which causes sustainedoscillations in the closed loop system ?

For a stable system, what are the restrictions onthe gain margin and phase margin ?

For a given unity feedback system with  axis intercept for locus asymptotes ?

A controller transfer function is given by C(s) =(2s+1)/ (0.2s+1). What is its nature andparameter ?

What is the number of root-locus segments whichdo not terminate on zeros ?

The characteristic polynomial of a system isq(s) = 2s⁵ + s⁴ + 4s³ + 2s⁵ +2s+ 1

Which one of the following is correct ?

How can the steady-state error in a system bereduced ?

For the unity feedback system with ,what is the steady State error resulting from an input 10t ?

A system with gain margin close to unity or aphase margin close to zero is

The open loop transfer function of a unity feedback control system is

What is the value of K for its stable operation ?

Match List-I (Shape of nyquist Plot) with List-II (grain margin) and select the correct answer using the codes given below the lists:

Which one of the following is correct ?The root locus is the path of the roots of thecharacteristic equation traced out in the s-plane

Consider the function  is the Laplace transform of (t). What is the steady state value of f(t) ?

How can the bandwidth of a control system beincreased ?