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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
The effect of sulphation is that the internal resistance

increases
none of the listed here
decreases
remains same

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Electrolysis and Storage Batteries
In a battery cover is placed over the element and sealed to the top of the battery container. This is done

to reduce evaporation of water from electrolyte
Both of the listed here
to exclude dirt and foreign matter from the electrolyte
None of the listed here

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Electrolysis and Storage Batteries
Undercharging

Increases specific gravity of the electrolyte
Reduces specific gravity of the electrolyte
Produces excessive gassing
Increases the temperature

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Electrolysis and Storage Batteries
The capacity of a lead-acid cell depends on

Temperature
All of these
Rate of discharge
Density of electrolyte

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Electrolysis and Storage Batteries
Cell short circuit results in

reduced gassing on charge
all of the listed here
low sp. gravity electrolyte
abnormal high temperature

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Electrolysis and Storage Batteries
In constant voltage charging method, the charging current from discharged to fully charged condition

Increases
Remains same
Decreases
None of the listed here

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