What do you mean by “stable”? DC just means it has a direction. Flow and Voltage can be changing. For example Pulse Width Modulation (PWM) is often used to control DC devices by rapidly providing and cutting electricity from them. Still the current just has one direction.
What do you mean by “stable”? DC just means it has a direction. Flow and Voltage can be changing. For example Pulse Width Modulation (PWM) is often used to control DC devices by rapidly providing and cutting electricity from them. Still the current just has one direction.