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.
sqrt(2 * 500 * 10^(-6) * 80 * 10^(-6) * 50 )
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random