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

Which part of a string instrument primarily affects its timbre?

String thickness

Body shape

String length

2 / 40

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

Doppler effect

Conservation of energy

Hooke's law

3 / 40

The primary cause of sound absorption in a room is?

Soft materials

Hard materials

Reflective surfaces

4 / 40

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

Reflection

Refraction

Diffraction

5 / 40

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

Amplitude

Frequency

Wavelength

6 / 40

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

Timbre

Pitch

Dynamics

7 / 40

The inverse of the period of a wave is called?

Wavelength

Amplitude

Frequency

8 / 40

The device used to visually represent sound waves is called?

Barometer

Oscilloscope

Seismograph

9 / 40

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

Resonance

Doppler effect

Echo

10 / 40

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

0.21111111111111

0.12638888888889

0.084027777777778

11 / 40

The speed of sound is fastest in which medium?

Liquid

Solid

Gas

12 / 40

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

2,000 - 5,000 Hz

20 - 200 Hz

10,000 - 20,000 Hz

13 / 40

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

330 m/s

343 m/s

300 m/s

14 / 40

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

Reflection

Interference

Diffraction

15 / 40

The unit of measurement for sound intensity is?

Decibel (dB)

Hertz (Hz)

Pascal (Pa)

16 / 40

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

Reverb

Echo

Beat

17 / 40

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

Ossicles

Cochlea

Eardrum

18 / 40

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

Decibel scale

Richter scale

Beaufort scale

19 / 40

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

Surface

Longitudinal

Transverse

20 / 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 phenomenon

Doppler effect

21 / 40

The unit of sound pressure level is?

Decibel (dB)

Watt (W)

Hertz (Hz)

22 / 40

The unit of frequency is?

Pascal (Pa)

Decibel (dB)

Hertz (Hz)

23 / 40

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

Resonance

Refraction

Doppler effect

24 / 40

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

Doppler effect

Refraction

Resonance

25 / 40

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

Ultrasound

Supersound

Infrasound

26 / 40

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

Resonance

Damping

Interference

27 / 40

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

Material

Length

Width

28 / 40

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

Distance between waves

Number of waves passing a point per second

Height of the wave

29 / 40

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

Harmonic

Fundamental frequency

Overtone

30 / 40

The phenomenon of sound waves bending around obstacles is called?

Reflection

Refraction

Diffraction

31 / 40

The frequency range of a piano is approximately?

40 Hz to 5,000 Hz

27.5 Hz to 4,186 Hz

16 Hz to 20,000 Hz

32 / 40

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

Resonant frequency

Fundamental frequency

Harmonic frequency

33 / 40

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

Amplitude

Pitch

Timbre

34 / 40

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

The highest frequency

The lowest frequency

The middle frequency

35 / 40

The distance between successive crests of a wave is called?

Wavelength

Amplitude

Frequency

36 / 40

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

Wavelength

Frequency

Period

37 / 40

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

Boyle's law

Bernoulli's principle

Pascal's law

38 / 40

The range of human hearing is typically between?

10 Hz to 25,000 Hz

50 Hz to 15,000 Hz

20 Hz to 20,000 Hz

39 / 40

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

440 Hz

523.25 Hz

261.63 Hz

40 / 40

What type of wave is sound in air?

Surface

Longitudinal

Transverse

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