Practice question
Which test is appropriate to confirm BBS capacity before deploying batteries to the field?
- A timed, calibrated load-bank discharge to verify amp-hour capacity meets the agency spec
- Checking only the open-circuit voltage with a DVM
- Running the BBS for 30 seconds and observing the inverter LED
- Touching the battery terminals briefly with a screwdriver
Answer: A — A timed, calibrated load-bank discharge to verify amp-hour capacity meets the agency spec
The correct answer is shown above. Try the full quiz for additional practice.
Practice more: IMSA Bench Tech II Practice Questions - IMSA Traffic Signal Bench Technician Level II Certification Exam →