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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
The body of Edison cell is made of

nickel plated steel
rubber
bakelite
aluminium

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

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

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Electrolysis and Storage Batteries
Under normal charging rate, the charging current should be

30% of capacity
40% of capacity
10% of capacity
20% of capacity

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

Zinc-chloride
Mercury
Lithium
Carbon-zinc

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

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

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

1.7 V
1 V
2.1 V
1.2 V

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