Alternating current (AC) and direct current (DC): A simple explanation 7 Articles

by Francis Jock

Direct current and Alternating current are common terms used to describe the two forms of electricity we use every day in countless different situations. These terms are applied to many different types of devices we have c...read more

by Earl King

ALTERNATING CURRENT (AC) AND DIRECT CURRENT (DC): A SIMPLE EXPLANATION The simplest explanation would be dc current flows in one direction. Alternating current flows first one way then the other. But this reall...read more

by Dr. Noman Younis

Electric current has become our daily life necessity. There are thousands of things around us which are useless without electric current e.g. Computer, tube-lights, bulbs, TV etc. Many appliances use Direct Current and oth...read more

by Steve Holder

A SIMPLE EXPLANATION Electrical current is the flow of electrons through wiring and electrical components. Flowing electrons (current) can perform work such as making a light bulb glow, or turning a motor. We've fou...read more

by Ian Loft

The fundamental difference between Alternating Current (AC) and Direct Current (DC) is this: DC is a steady and relatively unchanging flow of current through a circuit while AC is a dynamic, that is: a continuously changin...read more

by Shawn Vilmaire

Alternating Current and Direct Current were explained to me in my Navy Electronics training. Before we start it may be valuable to discuss current. Current can be described by the mathematical formula I = E/R where I...read more

by Ian Mac Moore

Electric current is the movement of electrons from a point of high voltage to low. A bolt of lightning is a sudden current caused by extreme electric potential differences between a cloud (which becomes heavily electron l...read more