Army Electrical Explosives Safety (Ammo-28)exam {Questions With All Answers 100% Correctly Solved} (2024 / 2025) (Verified By Experts)

While conducting an LPS inspection, you discover the scenario illustrated in the image below. Do you write it up as a discrepancy? Why or why not? {Ans: Yes, because the air terminal is not attached to a conductor.}When conducting a bonding resistance test on an integral LPS with 10 air terminals and two down conductors, how many individual resistance tests are required, at a minimum? {Ans: 20}Which material is preferred for ground conductors? {Ans: copper}Which statement about grounding systems is true? {Ans: The resistance should be 25 ohms or less.}How often is a bonding resistance test required on an LPS? {Ans: Every 24 months}Which HERO classification describes items that may explode or detonate if exposed to EMR? {Ans: HERO unsafe}Which two agencies tests and certify explosion-proof electrical equipment? {Ans: Army Ordnance Safety and Security Activity (AOSSA) Factory Mutual (FM) Underwriter's Laboratory (UL)}Calculate the BBF to determine if bonding is required for the scenario below. Use a calculator, the BBF equation aid, and the bonding job aid as required. • The metal vent is 15 feet high. • There are 2 down conductors at the proper spacing. • The vent is 12 inches (1