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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

remains constant
none of the listed here
increases
decreases

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Electrolysis and Storage Batteries
48 ampere-hour capacity would deliver a current of

6 amperes for 8 hours
8 amperes for 6 hours
24 amperes for 2 hours
48 amperes for 1 hour

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

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

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Electrolysis and Storage Batteries
Each cell has a vent cap

to check the level of electrolyte
to add water to the cell if needed
all of the listed here
to allow gases out when the cell is on charge

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Electrolysis and Storage Batteries
Life of the Edison cell is at least

five years
eight years
ten years
seven years

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Electrolysis and Storage Batteries
Following will happen if battery charging rate is too high

temperature rise will occur
excessive gassing will occur
all of the listed here
bulging and buckling of plates will occur

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MORE MCQ ON Electrolysis and Storage Batteries

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