Automatic Control Systems MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Automatic Control Systems, a fundamental topic in the field of Electronics and Communication Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Automatic Control Systems MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Automatic Control Systems mcq questions that explore various aspects of Automatic Control Systems problems. Each MCQ is crafted to challenge your understanding of Automatic Control Systems principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Electronics and Communication Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Automatic Control Systems MCQs are your pathway to success in mastering this essential Electronics and Communication Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Automatic Control Systems. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Automatic Control Systems knowledge to the test? Let's get started with our carefully curated MCQs!

Automatic Control Systems MCQs | Page 43 of 48

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Discuss
Answer: (b).phase relation of voltages applied to the two stator windings
Q422.
Assertion (A): Points in the s plane at which function G(s) is not analytic are called singular, points.

Reason (R): Singular points at which the function G(s) or its derivative approach infinity are called poles.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q423.
If damping ratio is 0.5, the lines joining complex poles with origin are inclined to negative real axis at
Discuss
Answer: (b).± 60°
Q424.
At corner frequency the phase angle of factor 1/(1 + jฯ‰T) is - 45°
Discuss
Answer: (a).True
Q425.
The permanent magnet field system of brushless dc servo- motor is generally on
Discuss
Answer: (b).rotor
Q426.
Assertion (A): The phase angle plot in Bode diagram is not affected by change in system gain.

Reason (R): The variation in gain has no effect on phase margin of the system.
Discuss
Answer: (c).A is correct but R is wrong
Discuss
Answer: (a).phasor drawn from p1 to jฯ‰
Q428.
If poles lie in first quadrant, damping ratio is
Discuss
Answer: (c).less than 1
Q429.
For type 0 system the starting point (i.e. ฯ‰ = 0) of polar plot is finite and is on positive real axis.
Discuss
Answer: (a).True
Q430.
Which control action can never be used alone?
Discuss
Answer: (b).Derivative