Advertisements
Advertisements
प्रश्न
Give scientific reason for the following:
When a nail is hammering appears to get higher and higher in pitch.
Advertisements
उत्तर
When a nail is hammered into a piece of wood, its length outside wood gradually decreases. As the length decreases, the frequency of vibrations increases and hence the pitch being directly proportional to the frequency also increases
APPEARS IN
संबंधित प्रश्न
In a longitudinal wave, compression and rarefaction are formed.
Sound can not travel in
In a piano, pitch is decreased by
How does sound travel in air?
Name the characteristic of sound related to its frequency
Name and define the characteristic which enables one to distinguish two sounds of same loudness, but of different frequencies, given by the same instrument.
Which characteristics of sound will change if there is a change in its amplitude and its waveform.
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?
Two waves of the same pitch have their amplitudes in the ratio 2 : 3.
(i) What will be the ratio of their loudness?
(ii) What will be the ratio of their frequencies?
