The period of a tuning fork is 1/400s. On a particular day, sound travels at 330 m/s. Calculate the wavelength of sound waves on that day.?
回答 (2)
2019-03-28 5:55 pm
f = 1/T = 400 Hz
λ = s/f = 330/400 = 0.825 m
λ = s/f = 330/400 = 0.825 m
2019-03-28 6:00 pm
No.
I eat the fork an then I fart louder than the speed of sound.
Billrussell42 is good at math.
I eat the fork an then I fart louder than the speed of sound.
Billrussell42 is good at math.
收錄日期: 2021-05-01 22:05:00
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20190328095053AAG6W8o