Frequently Asked Questions
What is an arc fault circuit interrupter (AFCI)?
An AFCI is a type of circuit breaker that is designed to protect against electrical fires caused by arcing faults. Read more..
What is direct current used for?
Some common applications of direct current include:
1. powering electronic devices
2. charging batteries
3. operating electric motors
4. welding metals
Read more..
What is a synchronous motor?
Unlike an asynchronous AC motor, a synchronous AC motor rotates at the same speed as the frequency of the AC power supply. In order to achieve this, the synchronous AC motor must be synchronized with the power supply using a feedback system. Read more..
What is Ohm’s Law?
Ohm’s law states that the current through a conductor between two points is directly proportional to the potential difference across the two points. In other words, the higher the voltage, the higher the current. Read more..