Electronics information · Difficulty 1
Try this ASVAB-style question.
Choose your answer before opening the explanation. This original practice item is for preparation and does not reproduce an official test question.
A metal equipment case is connected to a protective conductor. Which concept is being demonstrated?
- voltage
- resistance
- fuse
- ground
Reveal answer and explanation
ground
ground is a reference or low-resistance path used for safety and circuit return. A metal equipment case is connected to a protective conductor.