They are connected in parallel. The reason for the parallel connection is that it results in each appliance operating at the same voltage (i.e., approximately 120V) along the entire circuit. read more
The reasons why home appliances are connected in parallel are the following; All appliances as manufactured shares and have the same rated working voltage. Having the same working voltage as an industry standard, they need to be all connected in parallel.. As voltage will always remain the same in all parallel circuits.. read more
A circuit connected in series makes current to flow in a single path. Any break on the circuit will cut the flow of current. As such, home appliances are connected in parallel to ensure switching one of them off does not affect others. read more