Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
plot x*9.81+x*9.81*(1+2*25000/(x*9.81))^(1/2) for x=30...80
plot x*9.81+x*9.81*(1+2*25000/(x*9.81))^(1/2) for x=30...80
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random