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 36 of 48

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Q351.
Examine the following statements

1. Air and gases are compressible.
2. Air, gases and some liquids are compressible.
3. Oil can function as hydraulic fluid as well as lubricator.

Which of the above statements are correct?
Discuss
Answer: (c).1 and 3 only
Q352.
Which control action is also called rate control?
Discuss
Answer: (b).Derivative
Discuss
Answer: (a).has a positive decibel value
Q354.
For overdamped systems a quadratic factor in transfer function can be replaced by two first order factors with real poles
Discuss
Answer: (a).True
Q355.
A lead compensator is basically a
Discuss
Answer: (a).high pass filter
Q356.
In Bode diagram (log magnitude plot) of the factor 1/(1 + jฯ‰T) in the transfer function the log magnitude for ฯ‰ << 1/T can be approximated by
Discuss
Answer: (a).0 dB
Q357.
Assertion (A): The part of root locus on the real axis is not dependent on the poles and zeros which are not on the real axis.

Reason (R): Poles and zeros which are not on the real axis occur in conjugate pairs
Discuss
Answer: (a).Both A and R are correct and R is correct explanation of A
Q358.
The phase angle of 1/jฯ‰ is constant and equal to - 90° for all values of ฯ‰
Discuss
Answer: (a).True
Q359.
For underdamped second order systems the rise time is the time required for the response to rise from
Discuss
Answer: (a).0% to 100% of its final value
Q360.
When time constant T in any factor is varied, the shapes of log magnitude and phase angle curves remain the same.
Discuss
Answer: (a).True