Sound and Acoustics Quiz

What instrument is designed to measure a frequency-weighted value of the sound pressure level?

• Sound level meter

• Sound analyzer

• Sound pressure meter

• Transducer

What is the unit of noisiness related to the perceived noise level?

• dB

• Sone

• Noy

• Phon

In music, an ________is the distance between one note and another that has double its frequency.

• Sone

• Frequency

• Octave

• Tone

Which of the following is NOT a property of sound?

• Frequency

• Amplitude

• Timbre

• Color

What is the device that converts sound waves into electrical signals called?

• Microphone

• Speaker

• Transducer

• Amplifier

Which of the following is the property of sound that describes the pitch of a sound?

• Frequency

• Amplitude

• Wavelength

• Timbre

What is the phenomenon of sound waves bending around obstacles?

• Echo

• Diffraction

• Interference

• Resonance

It is the ratio of an object's speed in a given medium to the speed of sound in that medium.

• Frequency

• Sound intensity

• Mach number

• Sound velocity

What is the audio frequency range?

• 0 Hz to 20kHz

• 20Hz to 20kHz

• 20 kHz to 20 MHz

• 300Hz to 30kHz

What term is subjective but dependent mainly on frequency and also affected by intensity?

• Quality

• Timbre

• Frequency

• Pitch