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प्रश्न
When sound travels in form of a wave
पर्याय
the particles of medium move from the source to the listener
the particles of medium remain stationary
the particles of medium start vibrating up and down
the particles of medium transfer energy without leaving their mean positions.
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उत्तर
the particles of medium transfer energy without leaving their mean positions.
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संबंधित प्रश्न
Loudness is determined by the __________ of vibration.
In which units is the loudness of sound measured?
The frequency is measured in second.
State three factors on which loudness of sound heard by a listener depends.
Name the characteristic of the sound affected due to a change in its
(a) amplitude (b) waveform (c) frequency.
The frequencies of notes given by flute, guitar and trumpet are respectively 400 Hz, 200 Hz and 500 Hz. Which one of these has the highest pitch?
How does frequency affect a musical sound?
What is the noise? Give an example.
What is meant by the ‘pitch’ of a note? Does it depend on the loudness or ‘quality’ of the ‘note’? How is pitch ‘related’ with frequency?
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
