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 14 of 48

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Q131.
In force voltage analogy the quantity analogous to spring constant K is
Discuss
Answer: (d).1/C
Q132.
The log magnitude curve of factor jω is a straight line having a slope of 20 dB/decade.
Discuss
Answer: (a).True
Q133.
Time rate of change in heat energy is analogous to
Discuss
Answer: (c).current
Q134.
Assertion (A): In control system velocity error is not an error in velocity but is an error in position due to a ramp input.

Reason (R): For a type of system velocity error is zero.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Discuss
Answer: (a).ratio of rotor reactance to rotor resistance
Q136.
In a lag network the input frequency is 100 fc where fc is critical frequency. The voltage gain is
Discuss
Answer: (c).-40 dB
Q137.
Assertion (A): Temperature control of the passenger compartment of car uses both feed forward and feedback controls.

Reason (R): Feed forward control gives corrective action before the disturbance affects the output and feedback control applies corrective action after output changes.
Discuss
Answer: (a).Both A and R are correct and R is correct explanation of A
Q138.
Assertion (A): Most of actual systems are non-linear.

Reason (R): Non linearity may be due to saturation, dead zone, square law etc.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Discuss
Answer: (d).use negative feedback, reduce gain, insert derivative action
Q140.
Assertion (A): For an underdamped system with damping ratio ΞΎ, the maximum overshoot is e-ΞΎΟ€/(1-ΞΎ²)^0.5

Reason (R): Peak time of a second order under damped system = Ο€/Ο‰d where Ο‰d is frequency of damped oscillations.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A