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Training / Acoustic

Acoustic

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Reflection
Refraction
Diffraction
Absorption
Diffusion
Resonance
Sound field
Reverberation
Standing wave

Assessment

Initial Quiz

Training / Acoustic

Acoustic

Save your progress 0%

Reflection
Refraction
Diffraction
Absorption
Diffusion
Resonance
Sound field
Reverberation
Standing wave

Assessment

Initial Quiz

Initial Quiz

Initial quiz of knowledge in acoustic.

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What phenomenon occurs when sound bounces off a rigid surface?

Refraction Reflection Absorption Diffraction

When sound passes through a material and loses energy by converting it into heat, we call it...

Diffusion Resonance Absorption Isolation

What is the phenomenon where sound "goes around" an obstacle or passes through an opening called?

Diffraction Refraction Echo Reverberation

The change in sound direction when passing from one medium to another (e.g., from hot to cold air) is...

Diffusion Refraction Resonance Reflection

Which technique aims to distribute sound uniformly in all directions within a room?

Isolation Absorption Diffusion Cancellation

When an object vibrates with great amplitude upon receiving a specific frequency, it occurs...

Diffraction Resonance Soundproofing Refraction

The goal of preventing sound from passing from one room to another is known as...

Acoustic treatment Diffusion Sound insulation (Soundproofing) Absorption

Improving the internal sound quality of a room (controlling reflections and echo) is...

Acoustic treatment (Conditioning) Soundproofing Resonance Refraction

What unit is commonly used to measure intensity or sound pressure level?

Hertz (Hz) Decibel (dB) Meter (m) Joule (J)

What do we call the clarity with which speech is perceived within an enclosure?

Reverberation Gain Intelligibility Loudness

Soft and porous materials (like rock wool) are excellent for...

Reflecting sound Heating the room Generating resonance Absorbing sound

What is the name for the persistence of sound in an enclosed space after the source has stopped?

Reverberation Echo Diffraction Phase

Which of these materials is more effective for sound insulation due to its mass?

Foam sponge Cloth curtain Concrete or Lead Egg cartons

When two waves of the same frequency overlap traveling in opposite directions in a room, they form...

Standing waves Shock waves Thermal diffractions Absolute silences

The specific frequencies at which a room tends to vibrate due to its dimensions are called...

Pure tones Normal modes Harmonics Musical octaves

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