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 50 of 51

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Q491.
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
Q493.
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
Q494.
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
Q495.
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
Q496.
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
Q497.
The material used in RTD is
Discuss
Answer: (d).platinum
Discuss
Answer: (a).comparing two votage
Q499.
It is required to measure the true open circuit emf of a battery. The best device is
Discuss
Answer: (c).dc potentiometer
Q500.
If two time varying signals of equal magnitudes and 90° phase displacement are applied to X and Y plates of CRO, the display will be
Discuss
Answer: (b).a circle