How Speakers Work

How Speakers Work

9th Grade

8 Qs

quiz-placeholder

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How Speakers Work

How Speakers Work

Assessment

Quiz

Physics

9th Grade

Easy

Created by

Amos Hong

Used 4+ times

FREE Resource

8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the principle of electromagnetism?

The physical phenomenon of the interaction of the magnetic field formed by electric currents and the external magnetic fields.

The principle of electromagnetism is the study of static electricity

The principle of electromagnetism is the process of converting sound waves into electrical signals

The principle of electromagnetism is the study of the behavior of light in magnetic fields

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of frequency in sound?

Frequency determines the texture of the sound.

Frequency determines the color of the sound.

Frequency determines the temperature of the sound.

Frequency determines the pitch of the sound.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does amplitude affect the sound produced by a loudspeaker?

It affects the volume of the sound produced.

It affects the texture of the sound produced.

It affects the color of the sound produced.

It affects the taste of the sound produced.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What are the key components involved in the conversion of electrical signals to sound in a loudspeaker?

diaphragm, voice coil, magnet, and cone

battery, resistor, capacitor, and inductor

keyboard, mouse, monitor, and CPU

paper, ink, printer, and scanner

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the principle of electromagnetism apply to the functioning of a loudspeaker?

The magnetic field generates electricity to power the speaker

The electric current causes the speaker to heat up

The electric current creates vibrations in the speaker cone

The electric current interacts with the magnetic field to produce sound waves

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main energy transferred in a loudspeaker?

Converts sound energy into electrical energy

Converts electrical energy into sound energy

Generates a magnetic field

Produces a compression wave

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main part of a loudspeaker that is connected to the moving coil?

Cardboard cone

Permanent magnet

Diaphragm

Tube

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Can a loudspeaker be used as a microphone?

No, it is not possible

No, it is not recommended

Yes, but it is not very effective

Yes, it is very effective