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 24 of 48

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Q231.
The phase margin and damping ratio have no relation.
Discuss
Answer: (b).False
Q232.
For the transport lag G(jฯ‰) = e^(-jฯ‰T), the magnitude is always equal to
Discuss
Answer: (b).1
Discuss
Answer: (b).horizontal straight line of magnitude 20 log K decibels
Discuss
Answer: (b).either lie on the real axis or occur in complex conjugate pairs
Q235.
Gain margin and phase margin can be determined from Bode plots as well as Nyquist plot.
Discuss
Answer: (a).True
Q236.
For the factor (1 + 0.5 jฯ‰) the corner frequency is
Discuss
Answer: (c).2 rad/sec
Q237.
For any transfer function, the constant phase angle loci are
Discuss
Answer: (a).a family of circles
Q238.
For an m x n matrix A, the eigen values are the roots of the characteristic equation
Discuss
Answer: (b).|ฮปI - A| = 0
Q239.
In force current analogy, displacement x is analogous to
Discuss
Answer: (b).magnetic flux linkage
Q240.
Consider the following statements about variable reluctance stepper motor used in control system

1. The static torque acting on rotor is a function of angular misalignment between stator and rotor teeth
2. There are two positions of zero torque i.e, . Q = 0 and 180°/T where T is the number of rotor teeth
3. Both zero torque positions are stable
4. When stator is excited, rotor is pulled into minimum reluctance position

Of these statements, the correct ones are
Discuss
Answer: (c).1, 2, 4