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प्रश्न
What is an echo
उत्तर
The sound heard after reflection from a distant obstacle after the original sound has ceased is called an echo.
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संबंधित प्रश्न
Shrillness of a sound is determined by the ______ of vibration.
The ratio of the amplitude of two waves is 3:4. What is the ratio of their Frequencies?
How is loudness related to the amplitude of wave?
Name the characteristic of sound related to its frequency
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
How is the pitch of sound in a guitar changed if (a) thin wire is used, (b) wire under less tension is used?
Explain the following and illustrate your answer by drawing appropriate diagram:
Frequency
How does frequency affect a musical sound?
If ______ of sound is decreased, its loudness also decreases.
