Recommended
More Related Content
Recently uploaded
Recently uploaded (20)
Featured
Featured (20)
Beats
- 1. 1. A tuning fork of frequency 540Hz is sounded at the same time as a second tuning fork. If 30 beats are heard in 6 seconds, what are the possible frequencies of the second tuning fork?! ! ! ! 2. Using the possible frequencies what possible tones do you hear?! ! ! ! ! ! ! ! Solutions:! ! 1. beat frequency= 30beats/6seconds= 5Hz! Possible frequencies= 540Hz + or - 5Hz, so 535Hz and 545Hz! ! 2. tone = (f1+f2)/2! (540+545)/2=542.5Hz! or! (540+535)/2=537.5Hz!