Why is a ground wire used?

The video tutorial covers the dangers of electricity and the importance of being qualified to handle electrical work. It explains the role of the ground wire in preventing electric shock and describes the normal flow of electricity in a circuit. The tutorial also details what happens during a ground fault and how circuit breakers respond to such faults, ensuring safety by cutting power to affected circuits.

Describe the process that occurs when a circuit breaker trips.

What are the differences between ground, hot, and neutral wires?