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Question
The pitch of sound depends on frequency.
Options
True
False
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Solution
True.
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RELATED QUESTIONS
The frequency is measured in second.
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
Why is the loudness of the sound heard by a plucked wire increased when it is mounted on a sound board?
What determines the pitch of a sound?
Explain the following and illustrate your answer by drawing appropriate diagram:
Loudness
Name musical instrument, one in each case, which produces its notes by using the following. In each case state the method used to produce notes of different pitches and loudness.
(a) A vibrating string.
(b) A vibrating column air.
(c) Vibration of any other body.
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.
What is acoustics?
Give scientific reason.
In earlier times, people used to listen for the arrival of a distant train by putting their ear to the rail.
