Test: Automatic Control Systems - 8

# Test: Automatic Control Systems - 8

Test Description

## 25 Questions MCQ Test | Test: Automatic Control Systems - 8

Test: Automatic Control Systems - 8 for Electrical Engineering (EE) 2022 is part of Electrical Engineering (EE) preparation. The Test: Automatic Control Systems - 8 questions and answers have been prepared according to the Electrical Engineering (EE) exam syllabus.The Test: Automatic Control Systems - 8 MCQs are made for Electrical Engineering (EE) 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Automatic Control Systems - 8 below.
Solutions of Test: Automatic Control Systems - 8 questions in English are available as part of our course for Electrical Engineering (EE) & Test: Automatic Control Systems - 8 solutions in Hindi for Electrical Engineering (EE) course. Download more important topics, notes, lectures and mock test series for Electrical Engineering (EE) Exam by signing up for free. Attempt Test: Automatic Control Systems - 8 | 25 questions in 25 minutes | Mock test for Electrical Engineering (EE) preparation | Free important questions MCQ to study for Electrical Engineering (EE) Exam | Download free PDF with solutions
 1 Crore+ students have signed up on EduRev. Have you?
Test: Automatic Control Systems - 8 - Question 1

### Consider the following systemsSystem I, System II, where C(s) is the output and R(s) is the input of these systems

Test: Automatic Control Systems - 8 - Question 2

### Nyquist stability criterion is based on a theorem from the theory of complex variables.

Test: Automatic Control Systems - 8 - Question 3

### For the function G(s) H(s) = the phase cross-over frequency is

Test: Automatic Control Systems - 8 - Question 4

Assertion (A): In liquid system the ratio of change in liquid level to change in flow rate is called resistance of liquid flow.

Reason (R): In liquid level systems the ratio of change in liquid stored in a tank to the change in head is called capacitance of tank.

Test: Automatic Control Systems - 8 - Question 5

While forming Routh's array, the situation of a row of zeros indicates that the system

Test: Automatic Control Systems - 8 - Question 6

The frequency at which phase angle is 180º is called

Test: Automatic Control Systems - 8 - Question 7

In a mechanical accelerometer, the steady state displacement is a measure of

Test: Automatic Control Systems - 8 - Question 8

A unity feedback system has . If input r(t) = 1 + 2t + t3, the steady error is

Test: Automatic Control Systems - 8 - Question 9

In log magnitude Bode diagram the slope of high frequency asymptote of (1 + jωT) is

Test: Automatic Control Systems - 8 - Question 10

Assertion (A): The root locus of a control system is symmetrical about real axis.

Reason (R): For all polynomials with real coefficients, complex poles always occur in conjugate pairs.

Test: Automatic Control Systems - 8 - Question 11

A compensator has its pole and zero as shown in the given figure

Test: Automatic Control Systems - 8 - Question 12

In a second order system, peak overshoot is independent of

Test: Automatic Control Systems - 8 - Question 13

For a stable system having two or more gain crossover frequencies the phase margin is measured

Test: Automatic Control Systems - 8 - Question 14

Nyquist plot provides information about absolute stability as well as relative stability.

Test: Automatic Control Systems - 8 - Question 15

Power handling capacity of wire wound potentiometer used in control systems is about

Test: Automatic Control Systems - 8 - Question 16

The Nyquist plot in the given figure is for G(s) H(s) =

Test: Automatic Control Systems - 8 - Question 17

For a factor the log

Test: Automatic Control Systems - 8 - Question 18

The number of stator field windings in an ac tachometer are

Test: Automatic Control Systems - 8 - Question 19

The radius of constant N circle for N = 1 is

Test: Automatic Control Systems - 8 - Question 20

In using Nyquist stability criterion it is not necessary to determine closed loop poles.

Test: Automatic Control Systems - 8 - Question 21

The polar plot of transport lag is a unit circle.

Test: Automatic Control Systems - 8 - Question 22

The given figure shows a hybrid servosystem. The components 1, 2, 3, 4 are respectively

Test: Automatic Control Systems - 8 - Question 23

For the transport lag G(jω) = e-jωT, the polar plot is

Test: Automatic Control Systems - 8 - Question 24

For the signal flow graph of the given figure consider the following statements

1. It has three forward paths
2. It has three individual loops
3. It has two non touching loops

Out of above the correct statements are

Test: Automatic Control Systems - 8 - Question 25

Consider the following statements:

1. The positiveness of coefficients of characteristic equation is necessary as well as sufficient condition for stability of first and second order systems.
2. The positiveness of coefficients of characteristic equation ensures negativeness of real roots but is not sufficient condition for stability of third and higher order systems.
Out of above statements:
 Use Code STAYHOME200 and get INR 200 additional OFF Use Coupon Code
Information about Test: Automatic Control Systems - 8 Page
In this test you can find the Exam questions for Test: Automatic Control Systems - 8 solved & explained in the simplest way possible. Besides giving Questions and answers for Test: Automatic Control Systems - 8, EduRev gives you an ample number of Online tests for practice