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 30 of 48

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Q291.
In a two phase servomotor, if R is rotor resistance, X is rotor reactance, L is rotor length D is rotor diameter then
Discuss
Answer: (c).X/R is small but L/D is large
Q292.
Integral error compensation changes a second order system to
Discuss
Answer: (b).third order system
Q293.
Assertion (A): If integral control action is included in the controller the offset can be eliminated.

Reason (R): Integral control action may lead to oscillatory response.
Discuss
Answer: (b).Both A and R are correct but R is not correct explanation of A
Q294.
An ac tachometer has a drag cup construction so that
Discuss
Answer: (d).both (a) and (b)
Q295.
If G(s)H(S) = K(s+6)/(s+3)(s+5) the breakaway and break in points in the root locus are located at
Discuss
Answer: (c).-4.27 and -7.73
Q296.
The constant M loci on G(s) plane are a family of circles.
Discuss
Answer: (a).True
Discuss
Answer: (b).two phase induction motor
Q298.
A first-order system has a time constant t. For unit ramp input, the steady state error is
Discuss
Answer: (b).ฯ„
Q299.
Consider the following statements relating to synchros

1. Rotor of control transformer is either disc shaped or umbrella shaped
2. Rotor of transmitter has low magnetic reluctance
3. Transmitter and control transformer pair act as error detector

Out of above the correct statements are
Discuss
Answer: (c).2 and 3
Q300.
For a second order system the damping factor is varied from 0 to 1. The locus of poles is
Discuss
Answer: (c).a semi circle