Analog Electronics MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Analog Electronics, 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 Analog Electronics 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 Analog Electronics mcq questions that explore various aspects of Analog Electronics problems. Each MCQ is crafted to challenge your understanding of Analog Electronics 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 Analog Electronics 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 Analog Electronics. 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 Analog Electronics knowledge to the test? Let's get started with our carefully curated MCQs!

Analog Electronics MCQs | Page 34 of 103

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Q331.
A transistor has a maximum power dissipation of 350 mW at an ambient temperature of 25°C. If derating factor is 2 mW/°C, the maximum power dissipation for 40°C ambient temperature is
Discuss
Answer: (c).350 mW
Q332.
The output voltage waveform of a CE amplifier is fed to a dc coupled CRO. The trace on the screen will be
Discuss
Answer: (c).sum of dc and ac output voltage
Q333.
In an RC phase shift oscillator, the total phase shift of the three RC lead networks is
Discuss
Answer: (b).180°
Q334.
It has been found that in a rectifier circuit with RC filter one RC section reduces ripple by 15%. Two RC sections are used in cascade the reduction in ripple would be
Discuss
Answer: (d).225%
Discuss
Answer: (c).low output impedance and high input impedance
Q336.
As the ratio Rf/RL increases the efficiency of a rectifier increases.
Discuss
Answer: (b).False
Q337.
If the Q of a single stage single tuned amplifier is doubled, the bandwidth will
Discuss
Answer: (b).become half
Q338.
In full wave rectification, if the input frequency is 50 Hz, then frequency at the output of filter is
Discuss
Answer: (b).0 Hz
Q339.
The turn ratio of a transformer is 20:1, if a load of 10ฮฉ is connected across the secondary, what will be the effective resistance seen looking into the Primary?
Discuss
Answer: (b).4 kฮฉ
Q340.
In a CE amplifier circuit the ac voltage between emitter and ground
Discuss
Answer: (c).is zero