Ohm’s Law Calculator

Below is a simple calculator for power, current, voltage and resistance. Simply find the correct calculator for the values you know and type these...

Power Usage Calculator

Knowing the cost of running an electrical appliance is useful, and easy with this power usage calculator.You need to know three things:1. Cost of...

Lighting Costs Comparision Calculator

Energy efficient lamps for lighting are very popular. They certainly cost less to run than conventional lamps. But how much do you really save,...