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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
In a lead-acid cell, lead is called as

None of the listed here
positive active material
passive material
negative active material

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Electrolysis and Storage Batteries
Level of electrolyte in a cell should be _____ the level of plates

above
none of the listed here
equal to
below

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Electrolysis and Storage Batteries
Sulphated cells are indicated by

the loss of capacity of the cell
all of the listed here
the decrease of the specific gravity
the low voltage of the cell on discharge

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Electrolysis and Storage Batteries
The active materials on the positive and negative plates of a fully charged lead-acid battery are

lead and lead peroxide
lead peroxide and lead
lead sulphate and lead
None of these

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

Remains same
Decreases
Increases
None of the listed here

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Electrolysis and Storage Batteries
When the lead-acid cell is fully charged, the electrolyte assumes _____ appearance

reddish
bright
milky
dull

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