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Electrolysis and Storage Batteries

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

Pb02
PbS04
Pb
PbS02

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

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

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Electrolysis and Storage Batteries
During charging the specific gravity of the electrolyte of a lead-acid battery

remains the same
increases
none of the listed here
decreases

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Electrolysis and Storage Batteries
Trickle charging of a storage battery helps to

prevent sulphation
increase its reserve capacity
maintain proper electrolyte level
keep it fresh and fully charged

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Electrolysis and Storage Batteries
Over charging

produces excessive gassing
increases the temperature resulting in buckling of plates
loosens the active material
all of the listed here

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Electrolysis and Storage Batteries
Each cell has a vent cap

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

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MORE MCQ ON Electrolysis and Storage Batteries

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