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 34 of 51

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Q331.
If temperature increases by about 50°, the resistance of thermistor changes to
Discuss
Answer: (d).one eight of its initial value
Q332.
Which of the following draws minimum power from source?
Discuss
Answer: (b).Electronic voltmeter
Q333.
The range of RTD using platinum is about
Discuss
Answer: (a).-100° C to 700°C
Q334.
A digital voltmeter has a 4 1/2 digit display. The 1 V range can measure voltage up to
Discuss
Answer: (c).0.199 V
Q335.
Consider the following statements as regards induction and dynamometer wattmeters

1. Dynamometer wattmeters can be used for dc only.
2. Induction wattmeter has higher torque and dynamometer wattmeter.
3. Induction wattmeter is less accurate, has more power consumption and more weight than dynamometer wattmeter.

Which of the above statements are correct?
Discuss
Answer: (c).2 and 3 only
Q336.
Which of these instrument does not have a control spring?
Discuss
Answer: (d).Power factor meter
Q337.
In Weston frequency meter, the magnetic axes of the two fixed coils are
Discuss
Answer: (b).perpendicular
Discuss
Answer: (b).The inductance in a circuit reduces the effect of harmonics and makes current wave more sinusoidal than voltage wave
Q339.
A single phase energy meter operates on induction principle.
Discuss
Answer: (a).True
Q340.
The accuracy of measurement using CRO is about
Discuss
Answer: (d).± 3%