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 47 of 48

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Q461.
For G(jΟ‰) = 1 / (1+jΟ‰T) as Ο‰ approaches infinity, the magnitude approaches zero and phase angle approaches - 90°.
Discuss
Answer: (a).True
Q462.
Nyquist stability criterion uses open loop frequency response characteristics.
Discuss
Answer: (a).True
Q463.
For any test point s on the real axis, the sum of angular contributions of the complex conjugate poles is
Discuss
Answer: (d).360°
Discuss
Answer: (c).both (a) and (b)
Q465.
The sensor generally used in incremental optical encoder is
Discuss
Answer: (c).photodiode
Discuss
Answer: (c).electric motor actuator
Q467.
In terms of ΞΎ and Ο‰n the settling time of a second order systems for 2% criterion and step input is equal to
Discuss
Answer: (d).4/ΞΎΟ‰n
Discuss
Answer: (a).straight line at x = - 0.5
Q469.
Which of the following can act as error detecting devices

1. a pair of potentiometers
2. a pair of synchros
3. a differential transformer
4. a metadyne
5. a control transformer

Select the answer using the following codes:
Discuss
Answer: (a).1, 2, 5
Q470.
Assertion (A): If minimum phase system has a gain margin of 8 dB and phase margin of 21°, the system is stable.

Reason (R): For a minimum phase system both GM and PM must be positive for the system to be stable.
Discuss
Answer: (a).Both A and R are correct and R is correct explanation of A