Advertisement Remove all ads

A Key of Mechanical Piano is First Struck Gently and Then Struck Again but Much Harder this Time. in the Second Case : - Science

MCQ

A key of mechanical piano is first struck gently and then struck again but much harder this time. In the second case :

Options

  • sound will be louder but pitch will not be different

  • sound will be louder and the pitch will also be higher

  • sound will be louder but pitch will be lower

  • both loudness and pitch will remain unaffected

Advertisement Remove all ads

Solution

By pressing the key gently and then again by, some force, increasing the amplitude of the wave, but the frequency remains the same.
(a) Sound will be louder, but pitch will not be different.

  Is there an error in this question or solution?
Advertisement Remove all ads

APPEARS IN

Lakhmir Singh Science Class 9 Physics
Chapter 5 Sound
MCQ | Q 74 | Page 209
Advertisement Remove all ads

Video TutorialsVIEW ALL [1]

Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×