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प्रश्न
A tuning fork produces sound of ................... frequency.
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उत्तर
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संबंधित प्रश्न
Loudness is determined by the __________ of vibration.
Standing at a distance, how is it possible to detect the filling of bucket under a water tap by hearing the sound?
Two identical guitars are played by two persons to give notes of the same loudness and pitch. Will they differ in quality? Give reason for your answer.
Explain the following and illustrate your answer by drawing appropriate diagram:
Frequency
Explain the following and illustrate your answer by drawing appropriate diagram:
Pitch
How is it possible to detect the filling of a pitcher under a tap by hearing its sound at a distance?
What is meant by the ‘loudness’ of a sound? How is it related to the intensity?
Two musical notes of the same pitch and loudness are played on a violin and a piano. Their waveforms are as shown in the figure below:
A 0.6 m long stretched wire is made to vibrate in two different modes as shown in figure
(a)
(b)
(i) If the frequency of the note produced in (b) is n, what is the frequency in case (a)?
(ii) In which case (a) or (b), is the note louder? Give reasons.
(iii) In which case is the pitch higher? Give reason.
Give a scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
