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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Cell short circuit results in

all of the listed here
reduced gassing on charge
abnormal high temperature
low sp. gravity electrolyte

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

rubber
bakelite
nickel plated steel
aluminium

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

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

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

eight years
five years
ten years
seven years

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Electrolysis and Storage Batteries
The watt-hour efficiency of a lead-acid cell varies between

70 to 80%
25 to 35%
40 to 60%
90 to 95%

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

Manganese-alkaline
Carbon-zinc
Lithium
Mercury

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