While having a discussion, Technician A says that the socket is usually the ground for most bulbs. Technician B says that if you short the tester between the hot wire and the light socket housing, a fuse will blow. Who is correct?

Question

Quizplus · Accepted Answer

Technician A is correct because in many electrical systems, especially in vehicles, the socket or housing of a bulb is often connected to the vehicle's chassis, which serves as the ground. Technician B is also correct because shorting the tester between the hot wire (positive) and the light socket housing (ground) will create a direct short circuit, leading to a blown fuse as a protective measure.

While Having a Discussion, Technician a Says That the Socket