Musical Acoustics MCQs with Answers

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Musical Acoustics Online Quiz

By presenting 3 options to choose from, Musical Acoustics Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Musical Acoustics Questions and Answers and click over the correct answer.

• Test Name: Musical Acoustics MCQ Quiz Practice
• Type: Quiz Test
• Total Questions: 40
• Total Marks: 40
• Time: 40 minutes

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Musical Acoustics

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1 / 40

The phenomenon of sound waves bending around obstacles is called?

Reflection

Refraction

Diffraction

2 / 40

What is the term for the time it takes for one complete cycle of a wave to pass a given point?

Period

Wavelength

Frequency

3 / 40

What is the term for the quality of a musical note that distinguishes different types of sound production?

Dynamics

Timbre

Pitch

4 / 40

The speed of sound in air at 20°C is approximately?

343 m/s

330 m/s

300 m/s

5 / 40

The component of a sound wave that determines its loudness is?

Frequency

Amplitude

Wavelength

6 / 40

Which type of wave has oscillations perpendicular to the direction of the wave's advance?

Transverse

Longitudinal

Surface

7 / 40

What is the phenomenon where two waves superimpose to form a resultant wave of greater, lower, or the same amplitude?

Reflection

Interference

Diffraction

8 / 40

The phenomenon where a sound wave bounces off a surface is called?

Refraction

Diffraction

Reflection

9 / 40

The range of frequencies that humans are most sensitive to is?

20 - 200 Hz

2,000 - 5,000 Hz

10,000 - 20,000 Hz

10 / 40

The principle stating that the total energy in a closed system remains constant is?

Hooke's law

Doppler effect

Conservation of energy

11 / 40

The perceived pitch of a siren as it approaches and then moves away from an observer changes due to?

Resonance

Refraction

Doppler effect

12 / 40

In terms of wave motion, what is the definition of 'frequency'?

Distance between waves

Height of the wave

Number of waves passing a point per second

13 / 40

Which scale is commonly used to measure the loudness of sound?

Richter scale

Beaufort scale

Decibel scale

14 / 40

What is the effect called when two sound waves of slightly different frequencies interfere?

Reverb

Echo

Beat

15 / 40

What is the fundamental frequency of a string vibrating in its first harmonic?

The lowest frequency

The highest frequency

The middle frequency

16 / 40

The unit of measurement for sound intensity is?

Hertz (Hz)

Pascal (Pa)

Decibel (dB)

17 / 40

The principle stating that pressure is inversely proportional to volume at constant temperature is?

Boyle's law

Bernoulli's principle

Pascal's law

18 / 40

The part of a musical instrument that determines its pitch is usually its?

Width

Length

Material

19 / 40

What is the name of the effect that describes the perceived change in frequency of a wave in relation to an observer?

Doppler shift

Doppler effect

Doppler phenomenon

20 / 40

The device used to visually represent sound waves is called?

Seismograph

Barometer

Oscilloscope

21 / 40

What type of wave is sound in air?

Transverse

Surface

Longitudinal

22 / 40

The part of the ear that converts sound vibrations into electrical signals is?

Cochlea

Ossicles

Eardrum

23 / 40

The measure of the highness or lowness of a sound is called?

Timbre

Amplitude

Pitch

24 / 40

The frequency range of a piano is approximately?

16 Hz to 20,000 Hz

27.5 Hz to 4,186 Hz

40 Hz to 5,000 Hz

25 / 40

The term for the increase in amplitude when the frequency of an applied force matches the natural frequency of a system is?

Damping

Interference

Resonance

26 / 40

What is the term for the lowest natural frequency of a vibrating object?

Harmonic

Overtone

Fundamental frequency

27 / 40

The effect where sound frequency seems higher as the source approaches and lower as it moves away is called?

Refraction

Doppler effect

Resonance

28 / 40

The unit of frequency is?

Pascal (Pa)

Decibel (dB)

Hertz (Hz)

29 / 40

The unit of sound pressure level is?

Decibel (dB)

Hertz (Hz)

Watt (W)

30 / 40

The inverse of the period of a wave is called?

Frequency

Wavelength

Amplitude

31 / 40

The primary cause of sound absorption in a room is?

Hard materials

Reflective surfaces

Soft materials

32 / 40

The range of human hearing is typically between?

50 Hz to 15,000 Hz

10 Hz to 25,000 Hz

20 Hz to 20,000 Hz

33 / 40

The distance between successive crests of a wave is called?

Frequency

Amplitude

Wavelength

34 / 40

The frequency of middle C (C4) on the piano is approximately?

440 Hz

523.25 Hz

261.63 Hz

35 / 40

The term for sound waves with frequencies above 20,000 Hz is?

Supersound

Infrasound

Ultrasound

36 / 40

Which part of a string instrument primarily affects its timbre?

String thickness

String length

Body shape

37 / 40

A musical interval of an octave corresponds to a frequency ratio of?

0.12638888888889

0.21111111111111

0.084027777777778

38 / 40

The speed of sound is fastest in which medium?

Liquid

Gas

Solid

39 / 40

The term for a change in frequency due to the motion of a sound source or observer is?

Doppler effect

Resonance

Echo

40 / 40

What is the name of the natural frequency of an object where it vibrates at maximum amplitude?

Resonant frequency

Fundamental frequency

Harmonic frequency

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