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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
The substances which combine together to store electrical energy during the charge are called ______ materials

passive
active
insert
dielectric

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Electrolysis and Storage Batteries
Satellite power requirement is provided through

dry cells
nickel-cadmium cells
solar cells
lead-acid batteries

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Electrolysis and Storage Batteries
Cell short circuit results in

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

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Electrolysis and Storage Batteries
During discharge, the active material of both the positive and negative plates is changed to

Pb02
PbS02
Pb
PbS04

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

1.2 V
2.1 V
1 V
1.7 V

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Electrolysis and Storage Batteries
Which of the following primary cells has the lowest voltage ?

Carbon-zinc
Zinc-chloride
Lithium
Mercury

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