Practice question

On a NEMA 3R BBS battery cabinet, which environmental factor most strongly accelerates battery wear?

  1. Elevated ambient temperature (each 10 deg C above 25 deg C roughly halves battery life)
  2. Proximity to a paved road
  3. Cabinet color
  4. Ambient humidity below 30%

Answer: A — Elevated ambient temperature (each 10 deg C above 25 deg C roughly halves battery life)

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