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 24 of 51

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Q231.
Panel instruments are generally mounted vertically.
Discuss
Answer: (a).True
Q232.
Assertion (A): Many instruments use eddy current damping.

Reason (R): Eddy currents set up a magnetic flux which opposes the original movement which generates them.
Discuss
Answer: (a).Both A and R are true and R is correct explanation of A
Q233.
A generated voltage is equally dependent on three resistances R1, R2, R3 and its value is V = (R1R2)/R3. If tolerance of each resistor is 0.1%, the maximum error in voltage is
Discuss
Answer: (b).± 0.3%
Q234.
Assertion (A): A thermocouple transducer is based on Seeback effect.

Reason (R): In a thermocouple transducer used for temperature measurement, the cold junction is usually kept in ice bath.
Discuss
Answer: (b).Both A and R are true but R is not correct explanation of A
Q235.
In an Anderson bridge the unknown inductance is measured in terms of
Discuss
Answer: (c).known capacitance and resistance
Discuss
Answer: (c).inertia is large and damping is small
Q237.
Which instrument needs creep compensation?
Discuss
Answer: (c).Energy meter
Q238.
For use at 50 Hz the range of scale of vibrating reed frequency meter is
Discuss
Answer: (c).47 - 53 Hz
Q239.
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