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 9 of 51

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Q81.
The angle ฮด for a mica capacitor is about
Discuss
Answer: (d).
Q82.
A digital voltmeter has a read out range from 0 to 999 counts. If the full scale reading is 9.999 V, the resolution is
Discuss
Answer: (c).1 mV
Q83.
The coil of a moving coil meter has 100 turns, is 40 mm long and 30 mm wide. The control torque is 240 x 10¯โถ N-m on full scale. If B = 1 Wb/m², range of meter is
Discuss
Answer: (b).2 mA
Q84.
Consider the following statements: In a differential amplifier using JFET, the differential output offset is due to

1. mismatch between FET parameters
2. difference in values of resistances used in circuit
3. variation in supply voltage.

Of the statements, the correct statements are
Discuss
Answer: (a).1 and 2
Discuss
Answer: (a).should be mounted in vertical position
Q86.
Radiation pyrometer is used to measure temperature in the range of
Discuss
Answer: (d).1200 to 2500° C
Q87.
The electromagnets of an induction wattmeter
Discuss
Answer: (a).are laminated
Q88.
In a vibrating reed frequency meter the natural frequency of two adjacent reeds have a difference of
Discuss
Answer: (b).0.5 Hz
Q89.
In a CRO, the time base signal is applied to
Discuss
Answer: (a).X plates
Q90.
Schering bridge operates at a high voltage of about 10 kV.
Discuss
Answer: (a).True