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Radio Broadcasting Basics

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Questions and Answers

What is the primary purpose of radio broadcasting?

To convey information, entertainment, news, and education in audio form (correct)
To provide a platform for entertainment only
To transmit visual signals over the internet
To connect with people in a specific geographical location

What type of modulation is used in AM radio broadcasting?

Frequency modulation
Pulse modulation
Digital modulation
Amplitude modulation (correct)

What is the function of a radio transmitter in radio broadcasting?

To receive the carrier signal and decode it
To encode the audio signal as a carrier signal and transmit it (correct)
To transmit the audio signal directly
To amplify the audio signal

What is the characteristic of electromagnetic radio waves used in radio broadcasting?

They are invisible to the eye (C) Signup and view all the answers

What are the different types of radio broadcasting mentioned in the text?

AM, FM, DAB, and internet streaming (A) Signup and view all the answers

What is the main difference between FM and AM radio broadcasting?

FM changes the frequency of the carrier wave, while AM changes the amplitude. (D) Signup and view all the answers

How does DAB (Digital Audio Broadcasting) differ from AM and FM?

DAB breaks down an audio signal into fragments and encodes it into numbers. (B) Signup and view all the answers

What is an advantage of internet radio broadcasting over traditional radio broadcasting?

Internet radio is typically cheaper than traditional radio. (C) Signup and view all the answers

What is one of the importance of radio broadcasting in remote areas?

It reaches remote areas where other forms of communication may not be available. (B) Signup and view all the answers

What is one of the ways in which radio broadcasting preserves cultural heritage?

It airs music and programming that reflect the diversity of communities. (D) Signup and view all the answers