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 39 of 48

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Q381.
The phase angle curve of G(jฯ‰) H(jฯ‰) is drawn by adding the phase angles of individual factors.
Discuss
Answer: (a).True
Q382.
Temperature is analogous to
Discuss
Answer: (a).voltage
Discuss
Answer: (d).analog or digital electrical signal
Discuss
Answer: (b).power amplification
Q385.
Assertion (A): In simplifying block diagram the product of transfer functions in feed forward direction must remain the same.

Reason (R): In simplifying block diagram the product of transfer functions around a closed loop must remain the same.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q386.
For a type 1 system and unit parabolic input, the steady state error is
Discuss
Answer: (b).โˆž
Q387.
Consider the following statements about polar plots

1. Addition of a non-zero pole to a transfer function results in further rotation of polar plot through an angle of - 90° as ฯ‰ โ†’ โˆž
2. Addition of a pole at the origin to a transfer function rotates the polar plot at zero and infinite frequencies by a further angle of - 90°

Of the above statements:
Discuss
Answer: (a).Both are correct
Q388.
The relative stability of a system is given by
Discuss
Answer: (c).both phase and gain margins
Q389.
Assertion (A): Nyquist stability criterion uses the number of encirclements around (-1 + j0) point in GH plane to determine stability

Reason (R): The (-1 + j0) point in the s plane lies in the Nyquist path.
Discuss
Answer: (c).A is correct but R is wrong
Discuss
Answer: (d).are unequal in magnitude and have a phase difference of 90°