This post Why is AC Commonly Used in Households Instead of DC? appeared first on ELECTRICAL TECHNOLOGY. Why is Alternating Current (AC) Preferred Over Direct Current (DC) for Use in Homes? In most residential and commercial applications, Alternating Current (AC) is used for general appliances such as motors, fans, and heaters. However, some devices operate on Direct Current (DC), such as batteries, solar panels, and data centers. AC has several advantages over … Visit the Why is AC Commonly...