Radio Receivers MCQs

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

Radio Receivers MCQs | Page 1 of 10

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Q1.
The sensitivity curve of a standard receiver is represented by

a.

curve A

b.

curve B

c.

curve C

d.

curve D

Discuss
Answer: (c).curve C
Q2.
When fs is the signal frequency and fi is the intermediate frequency, then image frequency fsi is given by

a.

A

b.

B

c.

C

d.

D

Discuss
Answer: (b).B
Q3.
Which curve represents the fidelity curve of a standard receiver?

a.

Curve A

b.

Curve B

c.

Curve C

d.

Curve D

Discuss
Answer: (c).Curve C
Q4.
The selectivity curve of a standard receiver is represented by

a.

curve A

b.

curve B

c.

curve C

d.

curve D

Discuss
Answer: (c).curve C
Q5.
Transport lag usually exists in

a.

thermal systems

b.

hydraulic systems and thermal systems

c.

pneumatic systems

d.

thermal, hydraulic and pneumatic systems

Discuss
Answer: (d).thermal, hydraulic and pneumatic systems
Q6.
Which are the popular IF frequencies for microwave and radar receivers operating on frequencies in the range 1 to 10 GHz

a.

30, 60 and 70 kHz

b.

3, 6 and 7 kHz

c.

30, 60 and 70 MHz

d.

3, 6 and 7 GHz

Discuss
Answer: (c).30, 60 and 70 MHz
Q7.
In a ratio detector

a.

the linearity is worse than in a phase discriminator

b.

the output is twice that obtainable from a similar phase discriminator

c.

stabilization against signal strength variations is provided

d.

the circuit is the same as in a discriminator, except that the diodes are reversed

Discuss
Answer: (a).the linearity is worse than in a phase discriminator
Q8.
Neutralization is used in RF amplifiers to

a.

stop oscillation

b.

increase bandwidth

c.

improve selectivity

d.

all of the above

Discuss
Answer: (a).stop oscillation
Q9.
It is known that noise phase modulates the FM wave. As the noise side band frequency approaches the carrier frequency, the noise amplitude

a.

will increase

b.

will decrease

c.

will remain constant

d.

will reduce to negligible value

Discuss
Answer: (b).will decrease
Q10.
A transmitter serial current contains

a.

carrier frequencies

b.

audio frequencies

c.

radio frequencies

d.

none of the above

Discuss
Answer: (c).radio frequencies
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