How To: Calculate electrical power

Calculate electrical power

This video introduces the formulae for watts in an electric circuit, P=IxE, P=I^R, and P=E^/R. It also explains how P=I^R and P=E^/R are algebraically derived from P=IxE and Ohm's Law.

Get the latest from WonderHowTo on Facebook, Twitter, Pinterest, and Flipboard

Be Smarter Than Your Smartphone

Get Gadget Hacks' newsletter

Be the First to Comment

Share Your Thoughts

  • Hot
  • Latest