• Support PF! Buy your school textbooks, materials and every day products Here!

Sound Intensity Question

  • Thread starter Tiba
  • Start date
  • #1
12
0

Homework Statement



A choir made up by 100 voices (i.e. 100 singers), during the execution of a song, reaches the sound intensity of 100dB. Assuming that all singers sang with the same intensity, the sound intensity of each singer was...?


Homework Equations



ΔS=10.log(I/Io)

The Attempt at a Solution



The correct answer is 80, but I REALLY have no clue on how to get it!
 

Answers and Replies

  • #2
6,054
390
What is I and what is Io here?
 

Related Threads on Sound Intensity Question

  • Last Post
Replies
1
Views
2K
  • Last Post
Replies
1
Views
1K
Replies
1
Views
1K
  • Last Post
Replies
8
Views
6K
  • Last Post
Replies
2
Views
1K
  • Last Post
Replies
6
Views
4K
  • Last Post
Replies
1
Views
2K
  • Last Post
Replies
1
Views
2K
  • Last Post
Replies
1
Views
1K
  • Last Post
Replies
2
Views
1K
Top