![\gamma=\frac{A_p}{A_3}*100%](https://tex.z-dn.net/?f=%5Cgamma%3D%5Cfrac%7BA_p%7D%7BA_3%7D%2A100%25)
<var>A_p=mgh=240*10*0.5=1200</var>
A<var>_3=FS=500*3=1500</var>
![\gamma=\frac{1200}{1500}*100%=0.8*100%=80%](https://tex.z-dn.net/?f=%5Cgamma%3D%5Cfrac%7B1200%7D%7B1500%7D%2A100%25%3D0.8%2A100%25%3D80%25)
=0.8*100%=80%
<span>Дано: v=P*V/R*T</span>
<span> 200000*0,04/8,314*240 = 4,01 моль </span>
<span>Р=200 кПа </span>
<span>Т=240 К </span>
<span>V=40л=0,04 м3 </span>
<span>v=? </span>
W=2*pi/T=2*pi/0,01=200*pi Гц
Xm=0,04 м
x=0,04*cos200pi*t