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RELATED QUESTIONS
Shrillness of a sound is determined by the ______ of vibration.
The frequency is measured in second.
Decibel is the unit of pitch of a sound.
Obtain relationship between the time period and frequency.
Which of the following determines the loudness of a sound wave?
Two musical notes of the same pitch and same loudness are played on two different instruments. Their wave patterns are as shown in figure.
How do they differ in
(a) loudness,
(b) pitch and
(c) quality
- Which of the following quality determines the loudness of a sound wave?
- wavelength
- frequency and
- amplitude
- How is loudness related to the quantity mentioned above in part (a)?
Two identical guitars are played by two persons to give notes of the same pitch. Will they differ in quality? Give a reason for your answer.
Explain the following and illustrate your answer by drawing appropriate diagram:
Pitch
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?
