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Electrolysis and Storage Batteries

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

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

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

insert
dielectric
active
passive

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Electrolysis and Storage Batteries
Following will happen if the specific gravity of electrolyte becomes more than 1.23.

All of the listed here
Corrosion of the grids of the plate
Loss of capacity
Loss of life

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Electrolysis and Storage Batteries
When a lead-acid battery is in fully charged condition, the color of its positive plate is

brown
none of the listed here
dark brown
dark grey

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Electrolysis and Storage Batteries
Over charging

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

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Electrolysis and Storage Batteries
The best indication about the state of charge on a lead-acid battery is given by

specific gravity of electrolyte
output voltage
none of the listed here
temperature of electrolyte

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