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प्रश्न
Pitch of sound is determined by its
पर्याय
frequency
speed
amplitude
loudness
उत्तर
frequency
Explanation -
Pitch or shrillness is determined by the frequency of sound.
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संबंधित प्रश्न
Name the physical quantity whose SI unit is ‘hertz’. Define.
Numerical problem.
The frequency of a source of sound is 600 Hz. Calculate the numbner of times it vibrates in a minute?
Define the term amplitude.
The seismic wave formed during an earthquake is an example of a transverse wave.
Do the frequency of the sound produced by Men and Women are same?
Derive the mathematical relation between the frequency and the time period of a sound wave.
Match the following:
| 1. | Wave | a. | Unwanted sound |
| 2. | Sound | b. | Successive reflections |
| 3. | Noise | c. | Movement of disturbance |
| 4. | Thunder | d. | Mechanical wave |
Pitch is a general term for the distinguishable characteristic of a tone.
Numerical problems:
The velocity of sound in air is 344 ms-1 What is the range of wavelength of audible sound?
Numerical problems:
A person is listening to a tone of 400 Hz from a distance of 500 m from the source of the sound. What is the time interval between successive compressions from the source?
