Presidential Award Winning Electrical Engineer with over nine years of professional experience.
Most power transmission lines worldwide use a three-phase system. They have three wires, each carrying an alternating current that's out of sync with the others by 120 degrees. Ideally, transmission power lines are in a balanced 3-phase system, meaning each wire carries the same amount of current. So,
This might seem like a simple question, but it's actually quite insightful. The short answer: A generator is a source of EMF. But what exactly is EMF? EMF stands for Electromotive Force. It's the force that creates a potential difference in a circuit by influencing the