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 47 of 51

Q461.
Assertion (A): A photovoltaic cell is greatly affected by temperature.

Reason (R): Both germanium and silicon can be used for photovoltaic cells.
Discuss
Answer: (b).Both A and R are true but R is not correct explanation of A
Discuss
Answer: (c).stray capacitance between detector terminal and ground
Q463.
The deflection sensitivity of a CRO is generally expressed in
Discuss
Answer: (a).meter/V
Q464.
The response of D'Arsonval galvanometer is over damped if
Discuss
Answer: (a).D² > 4CJ
Q465.
Assertion (A): The speed of a shaft can be measured by using a dc tacho generator.

Reason (R): A two phase servometer can also be used as a speed transducer.
Discuss
Answer: (b).Both A and R are true but R is not correct explanation of A
Discuss
Answer: (b).moving iron instrument
Discuss
Answer: (a).the sweep frequency is 10 MHz
Q468.
Rayleigh current balance is an absolute instrument.
Discuss
Answer: (a).True
Q469.
If the load current is high, the pressure coil of wattmeter should be connected directly across the load.
Discuss
Answer: (a).True
Q470.
In measurements using CRO, Lissajous patterns are used to
Discuss
Answer: (b).measure frequency