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Electrolysis and Storage Batteries

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

increases
none of the listed here
decreases
remains constant

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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
Satellite power requirement is provided through

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

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Electrolysis and Storage Batteries
Charging a sulphated battery at high rate results in

damage to separators, cell caps covers and battery case due to excessive temperature
warping of plates
boiling of electrolyte due to gassing
All of the listed here

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Electrolysis and Storage Batteries
As compared to constant-current system, the constant-voltage system of charging a lead acid cell has the advantage of

avoiding excessive gassing
Both of the listed here
increasing cell capacity
reducing time of charging

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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

Pb
PbO
PbSC-4
Pb02

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MORE MCQ ON Electrolysis and Storage Batteries

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