Measurements and Instrumentation MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Measurements and Instrumentation, 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 Measurements and Instrumentation 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 Measurements and Instrumentation mcq questions that explore various aspects of Measurements and Instrumentation problems. Each MCQ is crafted to challenge your understanding of Measurements and Instrumentation 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 Measurements and Instrumentation 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 Measurements and Instrumentation. 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 Measurements and Instrumentation knowledge to the test? Let's get started with our carefully curated MCQs!

Measurements and Instrumentation MCQs | Page 25 of 51

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Discuss
Answer: (c).measures rms value of all harmonics except fundamental frequency
Discuss
Answer: (b).high voltage
Q243.
The flow rate of electrically conducting liquid without any suspended particle can not be measured by
Discuss
Answer: (d).thermistor based heat flow meter
Q244.
While calibrating an ammeter by a dc potentiometer it is necessary to use a standard resistance.
Discuss
Answer: (a).True
Q245.
The term 'Poisson's ratio' is connected with
Discuss
Answer: (a).strain gauge
Discuss
Answer: (b).by dc potentiometer in conjunction with a standard resistance
Q247.
Consider the following galvanometers

1. D'Arsonval
2. Ballistic
3. Vibration

Which of these are permanent magnet moving coil instruments?
Discuss
Answer: (b).1, 2 and 3
Q248.
Assertion (A): Hall effect is observed in all metals but is very appreciable in semiconductors.

Reason (R): Hall effect transducer is very suitable for measurement of magnetic flux density.
Discuss
Answer: (b).Both A and R are true but R is not correct explanation of A
Q249.
Assertion (A): The trigger circuit of a CRO is excited by the same signal as Y plates.

Reason (R): The time base generator develops a saw tooth voltage.
Discuss
Answer: (b).Both A and R are true but R is not correct explanation of A
Q250.
A data signal having frequency components from dc to 50 Hz is to be sent through pulse code modulation using an 8 digit code. The minimum carrier channel bandwidth is
Discuss
Answer: (c).4 kHz