It comes from batteries, dynamos and as rectified AC from alternators as are installed in cars and other vehicles.
Solar power is formed through the process of converting sunlight into electricity using solar panels. Solar panels contain photovoltaic cells that absorb sunlight and convert it into direct current (DC) electricity. This electricity can then be converted into alternating current (AC) electricity and used to power homes and businesses.
same as DC electricity
DC
Electricity or rather electric currant can be either AC or DC. AC means alternating current (as in that electricity that is supplied by the mains) and DC means direct current (as in that electricity supplied by a battery)..
DC: Direct Current
electricity is formed into motion by a motor
You can put DC electricity through it
They provide DC power or current to run dc products.
The two forms of Electricity are AC and DC. AC Stands for Alernating Current and DC stands for Direct Current. AC electricity comes out of the Powerpoint that your computer is probably using and DC electricity is used in 5.1 voltage batteries that probably power your flashlight or toy.
In the 1930s
If you are talking about DC power line electricity, it is no longer used in homes or industry however many electric rail systems (e.g. trolley, highspeed trains) use DC electricity as DC motors have several advantages for motive power compared to AC motors. A few very long transmission power lines use DC electricity, but the DC is converted back to AC electricity before being distributed to customers. Certain industries (e.g. electroplating, aluminum refining) use DC internally, but they use large rectifiers to convert 3-phase AC to DC electricity when it enters the plant.If you are talking about electronic equipment (e.g. radios, computers, cell phones) these usually contain batteries. Everyone using battery powered electronics (or lighting, toys, cars, UPSs, etc.) uses DC electricity, because that is the way batteries provide electricity.Nearly everyone uses DC electricity, in battery powered devices.
Choice of electricity defines ac and dc