ELECTROLYSIS AND STORAGE BATTERIES QUIZ

boiling of electrolyte due to gassing

warping of plates

damage to separators, cell caps covers and battery case due to excessive temperature

All of the listed here

none of the listed here

dark grey

dark brown

brown

Increases

Decreases

None of the listed here

Remains same

increase the internal resistance of the battery

to corrode the positive plates into lead peroxide thereby weakening them physically

produce gassing

bring about all above changes

none of the listed here

remains constant

decreases

increases

increase its reserve capacity

maintain proper electrolyte level

keep it fresh and fully charged

prevent sulphation

floating charge

an equalizing charge

trickle charge

two rate charge control

to check the level of electrolyte

all of the listed here

to add water to the cell if needed

to allow gases out when the cell is on charge

A carbon-zinc cell has unlimited shelf life

A lead-acid cell can be recharged

A primary cell has an irreversible chemical reaction

A storage cell has a reversible chemical reaction

current drawing will be very high

current drawing will be very small

current delivered by the battery will be high

current drawing will be nil