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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
During the idle period of the battery, strong electrolyte tends to change the active material of the cell into

Pb
PbO
Pb02
PbSC-4

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Electrolysis and Storage Batteries
Cell short circuit results in

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

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Electrolysis and Storage Batteries
Extent of corrosion in the underground metal work depends upon

amount of moisture
type of metals
all of these
type of soil chemicals

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Electrolysis and Storage Batteries
Hydrogen evolved during charging produces explosive mixture when it is more than

6 %
5 %
8 %
10 %

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Electrolysis and Storage Batteries
Those substances of the cell which take active part in chemical combination and hence produce electricity during charging or discharging are known as______materials.

redundant
active
all
passive

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Electrolysis and Storage Batteries
When the specific gravity of the electrolyte of a lead-acid cell is reduced to 1.1 to 1.15 the cell is in

active state
charged state
discharged state
none of the listed here

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