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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Dry cell is modification of

Edison cell
Lead-acid cell
Leclanche cell
Deniell cell

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Electrolysis and Storage Batteries
A constant-voltage generator has

high internal resistance
minimum efficiency
minimum current capacity
low internal resistance

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

reddish
bright
dull
milky

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

PbSC-4
PbO
Pb
Pb02

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Electrolysis and Storage Batteries
Cells are connected in parallel to

Increase the voltage output
Increase the internal resistance
Increase the efficiency
Increase the current capacity

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Electrolysis and Storage Batteries
The average charging voltage for alkali cell is about

1.2 V
2.1 V
1.7 V
1 V

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