Welcome to the 10th Class Physics Chapter 11 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 10th Class Physics Chapter 11 Sound.
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Sound is a form of:
a) Light
b) Heat
c) Energy
d) Matter
Which property of sound determines its pitch?
a) Amplitude
b) Frequency
c) Wavelength
d) Speed
The speed of sound is maximum in:
a) Air
b) Water
c) Steel
d) Vacuum
The loudness of sound depends on its:
a) Amplitude
b) Frequency
c) Wavelength
d) Speed
The unit of frequency of sound is:
a) Decibel (dB)
b) Hertz (Hz)
c) Watt (W)
d) Joule (J)
In which medium does sound travel the fastest?
a) Air
b) Water
c) Steel
d) Vacuum
The phenomenon of an echo is caused by:
a) Refraction of sound waves
b) Reflection of sound waves
c) Diffraction of sound waves
d) Interference of sound waves
The pitch of a sound becomes higher when the:
a) Amplitude increases
b) Frequency increases
c) Wavelength increases
d) Speed increases
The sensation of sound persists in the human ear for about:
a) 1 second
b) 2 seconds
c) 10 seconds
d) 20 seconds
The range of human hearing is approximately:
a) 20 Hz to 2,000 Hz
b) 20 Hz to 20,000 Hz
c) 200 Hz to 20,000 Hz
d) 2 Hz to 20,000 Hz
Sound waves are:
a) Transverse waves
b) Longitudinal waves
c) Electromagnetic waves
d) Surface waves
The speed of sound in a medium depends on:
a) Frequency of the sound wave
b) Wavelength of the sound wave
c) Amplitude of the sound wave
d) Properties of the medium
The sound waves cannot travel in:
a) Vacuum
b) Air
c) Water
d) Steel
The pitch of a sound is determined by the:
a) Number of vibrations per second
b) Size of the sound wave
c) Speed of the sound wave
d) Energy of the sound wave
The loudness of sound is measured in:
a) Decibels (dB)
b) Hertz (Hz)
c) Watts (W)
d) Joules (J)
In which medium does sound travel the slowest?
a) Air
b) Water
c) Steel
d) Vacuum
The speed of sound in air at room temperature is approximately:
a) 343 meters per second
b) 100 meters per second
c) 1500 meters per second
d) 5000 meters per second
The phenomenon of persistence of sound due to multiple reflections is called:
a) Echo
b) Refraction
c) Diffraction
d) Dispersion
The phenomenon of bending of sound waves around obstacles is called:
a) Reflection
b) Refraction
c) Diffraction
d) Interference
The number of vibrations per second is called:
a) Wavelength
b) Frequency
c) Amplitude
d) Period
What is the relationship between the speed of sound and the temperature of the medium?
a) Directly proportional
b) Inversely proportional
c) Unrelated
d) Equals zero
The sound wave cannot travel through:
a) Air
b) Vacuum
c) Water
d) Steel
The phenomenon of splitting of light into its constituent colors is called:
a) Dispersion
b) Reflection
c) Refraction
d) Interference
The phenomenon of combining two or more waves to form a new wave is called:
a) Reflection
b) Refraction
c) Diffraction
d) Interference
The SI unit of wavelength is:
a) Hertz (Hz)
b) Newton (N)
c) Meter (m)
d) Pascal (P
The phenomenon of waves getting concentrated when they pass through a narrow slit is called:
a) Diffraction
b) Dispersion
c) Refraction
d) Interference
The change in direction of a wave as it crosses the boundary between two different media is called:
a) Reflection
b) Refraction
c) Diffraction
d) Interference
The sensation of sound persists in the human ear for about:
a) 1 second
b) 2 seconds
c) 10 seconds
d) 20 seconds
The range of human hearing is approximately:
a) 20 Hz to 2,000 Hz
b) 20 Hz to 20,000 Hz
c) 200 Hz to 20,000 Hz
d) 2 Hz to 20,000 Hz
Sound waves are:
a) Transverse waves
b) Longitudinal waves
c) Electromagnetic waves
d) Surface waves
The speed of sound in a medium depends on:
a) Frequency of the sound wave
b) Wavelength of the sound wave
5
c) Amplitude of the sound wave
d) Properties of the medium
The sound waves cannot travel in:
a) Vacuum
b) Air
c) Water
d) Steel
The pitch of a sound is determined by the:
a) Number of vibrations per second
b) Size of the sound wave
c) Speed of the sound wave
d) Energy of the sound wave
The loudness of sound is measured in:
a) Decibels (dB)
b) Hertz (Hz)
c) Watts (W)
d) Joules (J)
In which medium does sound travel the slowest?
a) Air
b) Water
c) Steel
d) Vacuum
The speed of sound in air at room temperature is approximately:
a) 343 meters per second
b) 100 meters per second
c) 1500 meters per second
d) 5000 meters per second
The phenomenon of persistence of sound due to multiple reflections is called:
a) Echo
b) Refraction
c) Diffraction
d) Dispersion
The phenomenon of bending of sound waves around obstacles is called:
a) Reflection
b) Refraction
c) Diffraction
d) Interference
The number of vibrations per second is called:
a) Wavelength
b) Frequency
c) Amplitude
d) Period
What is the relationship between the speed of sound and the temperature of the medium?
a) Directly proportional
b) Inversely proportional
c) Unrelated
d) Equals zero
The sound wave cannot travel through:
a) Air
b) Vacuum
c) Water
d) Steel
The phenomenon of splitting of light into its constituent colors is called:
a) Dispersion
b) Reflection
c) Refraction
d) Interference
The phenomenon of combining two or more waves to form a new wave is called:
a) Reflection
b) Refraction
c) Diffraction
d) Interference
The phenomenon of waves getting concentrated when they pass through a narrow slit is called:
a) Diffraction
b) Dispersion
c) Refraction
d) Interference
The change in direction of a wave as it crosses the boundary between two different media is called:
a) Reflection
b) Refraction
c) Diffraction
d) Interference
The sensation of sound persists in the human ear for about:
a) 1 second
b) 2 seconds
c) 10 seconds
d) 20 seconds
The range of human hearing is approximately:
a) 20 Hz to 2,000 Hz
b) 20 Hz to 20,000 Hz
c) 200 Hz to 20,000 Hz
d) 2 Hz to 20,000 Hz
Sound waves are:
a) Transverse waves
b) Longitudinal waves
c) Electromagnetic waves
d) Surface waves
The speed of sound in a medium depends on:
a) Frequency of the sound wave
b) Wavelength of the sound wave
c) Amplitude of the sound wave
d) Properties of the medium
The sound waves cannot travel in:
a) Vacuum
b) Air
c) Water
d) Steel
The pitch of a sound is determined by the:
a) Number of vibrations per second
b) Size of the sound wave
c) Speed of the sound wave
d) Energy of the sound wave
The loudness of sound is measured in:
a) Decibels (dB)
b) Hertz (Hz)
c) Watts (W)
d) Joules (J)
In which medium does sound travel the slowest?
a) Air
b) Water
c) Steel
d) Vacuum
The speed of sound in air at room temperature is approximately:
a) 343 meters per second
b) 100 meters per second
c) 1500 meters per second
d) 5000 meters per second
The phenomenon of persistence of sound due to multiple reflections is called:
a) Echo
b) Refraction
c) Diffraction
d) Dispersion
The phenomenon of bending of sound waves around obstacles is called:
a) Reflection
b) Refraction
c) Diffraction
d) Interference
The number of vibrations per second is called:
a) Wavelength
b) Frequency
c) Amplitude
d) Period
What is the relationship between the speed of sound and the temperature of the medium?
a) Directly proportional
b) Inversely proportional
c) Unrelated
d) Equals zero
The sound wave cannot travel through:
a) Air
b) Vacuum
c) Water
d) Steel
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