In an automobile, a 12 Volt battery simultaneously supplies electrical energy for the ignition, lights and radio. This electrical circuit must be A) AC in series. B) DC in series. C) AC in parallel. D) DC in parallel.
D. in parallel DC in parallel is the circuit in the car. It is DC because it is supplied by a battery. It is in parallel because you know that all of these can work at the same time independent of one another.
