T4A09:How can you determine the length of time that equipment can be powered from a battery?
Direct answer summary (2026-2030 NCVEC pool)
The official correct answer for T4A09 is Divide the battery ampere-hour rating by the average current draw of the equipment.
Use this action or method: Divide the battery ampere-hour rating by the average current draw of the equipment. It is the choice that directly completes the job described in the question.