Switch: The Control Freak

Switch: The Control Freak

by | Jun 7, 2016 | General

In the previous blog we learnt about a simple circuit. We connected 2 cells with a bulb/LED and the bulb glowed. A Simple Circuit What if we have to turn off the bulb? We will have to remove one of the cell or one of the wire. We could also remove the bulb from the...