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 10 of 51

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Q91.
Magnetic field intensity has the dimensions
Discuss
Answer: (c).IL¯¹
Q92.
The power input and output in a device are 3650 W and 3385 W with each reading in doubt by ± 10 W. The percentage uncertainty in losses is
Discuss
Answer: (a).± 7.55%
Q93.
A meter coil has a resistance of 100 ฮฉ and a full scale deflection current of 10 mA. To convert it into a voltmeter of 0-200 V range, the series resistance should be
Discuss
Answer: (b).19.9 kฮฉ
Q94.
Which of these has a magnetic brake?
Discuss
Answer: (b).Energy meter
Q95.
Two numbers are 131 ± 5 and 629 ± 3. The sum of the numbers with range of doubt is
Discuss
Answer: (a).760 ± 8
Q96.
Assertion (A): Schering bridge is a low voltage bridge.

Reason (R): Schering bridge is very commonly used for measurement of capacitance.
Discuss
Answer: (d).A is false R is true
Q97.
Electrostatic voltmeter is suitable only for low voltages.
Discuss
Answer: (b).False
Q98.
An accelerometer has a seismic mass of 0.05 kg and spring constant of 3 x 10โต N/m. If maximum displacement of mass is ± 1 mm, the maximum acceleration which can be measured is
Discuss
Answer: (b).60 m/s²
Discuss
Answer: (a).the bridge cannot be balanced
Q100.
A moving iron voltmeter reads 250 V when connected to 250 V dc. If connected to 250 V 50 Hz, the voltmeter reading is likely to be
Discuss
Answer: (c).248 V