B-29 / supervision of battery systems questions
and answers with solutions 2025
What is a UPS? - ANSWER Uninterruptible power supply.
UPS systems are backups to the ____. - ANSWER Main power grid.
UPS systems provide ____ to a load for a short period of time in the event of a power failure. - ANSWER
Current.
Unlike generators, UPS battery systems activate ____ so there is no lapse in power. - ANSWER
Instantaneously.
Buildings with a UPS system but no emergency generator will lack ____ if the UPS system fully
discharges. - ANSWER Power.
Buildings with UPS systems are better prepared than buildings with ____ only. - ANSWER Emergency
generators.
Batteries capture energy produced at one time for use at a ____. - ANSWER Later time.
UPS system batteries are rechargeable and cycle between ____. - ANSWER Charging and discharging.
How often is a visual inspection required? - ANSWER Daily.
Does a B-29 COF authorize the holder to conduct repairs on a battery system? - ANSWER No.
A qualified ____ should be notified of any irregular situations observed by the COF holder. - ANSWER
Maintenance company.
Battery systems installed in a separate equipment room should be accessible only to who? - ANSWER
Authorized personnel.
,Stationary storage battery systems with an electrolyte capacity of more than 50 gallons or 1,000 pounds,
depending on battery type, must be under the ____ supervision of a B-29 COF holder. - ANSWER
General.
Record-keeping, signage posting, smoking prohibition and neutralization are examples of a COF holder's
____ duties. - ANSWER Operational.
Housekeeping, inspection and prevention of obstructions to ensure egress are examples of a COF
holder's ____ duties. - ANSWER Maintenance.
What three unusual signs should a COF holder look for when quick-checking the battery system? -
ANSWER (1) Visual.
(2) Audible.
(3) Auditory.
Never ____ the batteries. - ANSWER Touch.
What five things should you look for during a visual battery system inspection? - ANSWER (1) Fire.
(2) Explosion.
(3) Acid/electrolyte spills.
(4) Warning signs/alarms.
(5) Abnormal venting of gas.
, What six things should be within required levels in battery systems? - ANSWER (1) Ambient temperature.
(2) Humidity.
(3) Space between batteries.
(4) Ventilation.
(5) Battery rack support.
(6) Gas levels.
Clean, cool and dry describes the environment required for what? - ANSWER Cells.
Battery location should be selected to keep water, oil and dirt away from ____. - ANSWER Cells.
Avoid wearing ____ objects when working on batteries. - ANSWER Metallic.
Verify unobstructed ____ to and from battery areas. - ANSWER Egress.
Avoid activities that increase chances of ____ in the vicinity of batteries. - ANSWER Arcing.
Prohibit smoking and ____ near batteries. - ANSWER Open flames.
Use caution when working on batteries, as they represent a ____ hazard. - ANSWER Shock.
Battery ventilation systems will emit noise, but there should be no ____ noise from the ducts or fans. -
ANSWER Abnormal.
and answers with solutions 2025
What is a UPS? - ANSWER Uninterruptible power supply.
UPS systems are backups to the ____. - ANSWER Main power grid.
UPS systems provide ____ to a load for a short period of time in the event of a power failure. - ANSWER
Current.
Unlike generators, UPS battery systems activate ____ so there is no lapse in power. - ANSWER
Instantaneously.
Buildings with a UPS system but no emergency generator will lack ____ if the UPS system fully
discharges. - ANSWER Power.
Buildings with UPS systems are better prepared than buildings with ____ only. - ANSWER Emergency
generators.
Batteries capture energy produced at one time for use at a ____. - ANSWER Later time.
UPS system batteries are rechargeable and cycle between ____. - ANSWER Charging and discharging.
How often is a visual inspection required? - ANSWER Daily.
Does a B-29 COF authorize the holder to conduct repairs on a battery system? - ANSWER No.
A qualified ____ should be notified of any irregular situations observed by the COF holder. - ANSWER
Maintenance company.
Battery systems installed in a separate equipment room should be accessible only to who? - ANSWER
Authorized personnel.
,Stationary storage battery systems with an electrolyte capacity of more than 50 gallons or 1,000 pounds,
depending on battery type, must be under the ____ supervision of a B-29 COF holder. - ANSWER
General.
Record-keeping, signage posting, smoking prohibition and neutralization are examples of a COF holder's
____ duties. - ANSWER Operational.
Housekeeping, inspection and prevention of obstructions to ensure egress are examples of a COF
holder's ____ duties. - ANSWER Maintenance.
What three unusual signs should a COF holder look for when quick-checking the battery system? -
ANSWER (1) Visual.
(2) Audible.
(3) Auditory.
Never ____ the batteries. - ANSWER Touch.
What five things should you look for during a visual battery system inspection? - ANSWER (1) Fire.
(2) Explosion.
(3) Acid/electrolyte spills.
(4) Warning signs/alarms.
(5) Abnormal venting of gas.
, What six things should be within required levels in battery systems? - ANSWER (1) Ambient temperature.
(2) Humidity.
(3) Space between batteries.
(4) Ventilation.
(5) Battery rack support.
(6) Gas levels.
Clean, cool and dry describes the environment required for what? - ANSWER Cells.
Battery location should be selected to keep water, oil and dirt away from ____. - ANSWER Cells.
Avoid wearing ____ objects when working on batteries. - ANSWER Metallic.
Verify unobstructed ____ to and from battery areas. - ANSWER Egress.
Avoid activities that increase chances of ____ in the vicinity of batteries. - ANSWER Arcing.
Prohibit smoking and ____ near batteries. - ANSWER Open flames.
Use caution when working on batteries, as they represent a ____ hazard. - ANSWER Shock.
Battery ventilation systems will emit noise, but there should be no ____ noise from the ducts or fans. -
ANSWER Abnormal.
