please explain this problem
Attachments:
Answers
Answered by
2
(vibrations)frequency➡ 1➗time
frequency➡speed➗wavelengh.
speed➡ 48m/s
wavelengh➡12
frequency➡ 48➗12➡4vibrations
frequency➡speed➗wavelengh.
speed➡ 48m/s
wavelengh➡12
frequency➡ 48➗12➡4vibrations
Similar questions