Hi, I need help, a lot of help with fluids. Can someone please helpme work out t

Question

Hi, I need help, a lot of help with fluids. Can someone please helpme work out these problems. I really need your help because I amcurrently suffering with immense pain because of a surgery of mywisdom tooth, so I really need help with these problems. The linkto the problems are below. Please do help me. I really means a lot.I would like to know how to get the answer to numbers

10,11,12,13,

Just these numbers.Please
The link:
http://www.fileswap.com/share/197a599d12bfd1794e4b264dd333f6ef/Homework10.pdf.html

Go to this link and press download and you will download a pdf filewith the questions in it. Thank you so much. I really appreciateit.

Explanation / Answer

10.    wavelength = speed of wave /freq of wave = 3 x 108 m/s / 80.5 x 106 Hz = .               =   3.727 meters . 11.    again... .         wavelength of29Hz =   speed / freq = 329 m/s /29 Hz =   11.34 meters .       wavelength of 4200 Hz =     329 / 4200 =   0.0783meters . So the longestwavelength is    11.34 m .

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