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((240 Volts)*(0.1 m) / ((0.2 Ohm-m)*(10 mA/m^2)))
sqrt((240 Volts)*(0.1 m) / ((0.2 Ohm-m)*(10 mA/m^2)))
Natural Language
Math Input
Extended Keyboard