Fun with Amplitude Modulation

Fun with Amplitude Modulation

1st Grade

10 Qs

quiz-placeholder

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Fun with Amplitude Modulation

Fun with Amplitude Modulation

Assessment

Quiz

Engineering

1st Grade

Practice Problem

Easy

Created by

Nainavarapu Radha

Used 1+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is amplitude modulation?

Amplitude modulation is a method of varying the amplitude of a carrier wave to encode information.

A process that involves changing the phase of a carrier wave to transmit data.

A technique used to increase the bandwidth of a signal without changing its amplitude.

A method of varying the frequency of a carrier wave to encode information.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Can you name a device that uses amplitude modulation?

AM radio transmitter

Satellite phone

Digital audio player

FM radio transmitter

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the sound when we change the amplitude?

Changing the amplitude has no effect on the sound.

Changing the amplitude affects the loudness of the sound.

Changing the amplitude only affects the duration of the sound.

Changing the amplitude affects the pitch of the sound.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is amplitude modulation used in radios?

Yes, amplitude modulation is used in radios.

Yes, but only in digital radios.

No, amplitude modulation is not used in radios.

Amplitude modulation is only used in television broadcasts.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does AM stand for in amplitude modulation?

Amplitude Modulation Signal

Amplitude Modulation Frequency

Amplitude

Amplitude Measurement

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Can you hear music on an AM radio?

No, AM radios cannot pick up any audio signals.

No, AM radios only receive talk shows.

Yes, you can hear music on an AM radio.

Yes, but only classical music can be heard.

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main purpose of amplitude modulation?

To reduce interference in communication systems.

To enhance sound quality in audio recordings.

To increase the power of radio signals.

To encode information for transmission over radio waves.

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