Leadership

Physics

Nine Standard

Test your understanding of this lesson Characteristics of sound:-

1)
Number characteristic of sound
  • is 1
  • are 2
  • are 3
  • are 4
2)
The characteristic of sound which is not posed by noise is
  • loudness
  • pitch
  • quality
  • all of these
3)
Pitch of sound mainly depends on
  • amplitude of sound
  • frequency of sound
  • velocity of sound
  • all of these
4)
The practical unit of loudness of sound is
  • hertz
  • bl
  • decibel
  • meter
5)
The characteristic of sound by which difference sound having to say loudness & pitch emitted from different musical instruments can be identified is
  • loudness
  • pitch
  • frequency
  • quality
Hand draw

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