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 26 of 51

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Q251.
Consider the following statements about a moving iron instrument

1. It is an unpolarised instrument.
2. It has permanent magnet.
3. It has a fixed coil.
4. It has two iron vanes.

Of these statements
Discuss
Answer: (c).1, 3 and 4 are correct
Discuss
Answer: (a).the same dimension and the same numbers of turns
Q253.
Piezoelectric effect can be used to measure
Discuss
Answer: (d).all of the above
Q254.
A current of 3.18 A is flowing through resistance of 35.68 ฮฉ. The voltage drop across resistance to the appropriate number of significant figures is
Discuss
Answer: (d).113 V
Q255.
A current of 3.25 A is flowing through a resistance of 34.98 ฮฉ. The voltage drop across resistance to the appropriate number of significant figures is
Discuss
Answer: (d).114 V
Q256.
The braking torque in single phase energy meter is proportional to speed of disc.
Discuss
Answer: (a).True
Discuss
Answer: (b).it is not necessary to standardise the potentiometer
Q258.
In dc tacho generators used for measurement of speed of shaft, frequent calibration is necessary because
Discuss
Answer: (b).strength of permanent magnet decreases with age
Q259.
A multimeter can be used as ohmmeter.
Discuss
Answer: (a).True
Discuss
Answer: (b).by dc potentiometer in conjunction with a volt ratio box