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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
The charge required to liberate one gram equivalent of any substance is known as ______ constant

None of the listed here
Boltzman
Time
Faraday’s

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Electrolysis and Storage Batteries
A dead storage battery can be revived by

none of the listed here
adding so-called battery restorer
a dose of H₂SO₄
adding distilled water

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Electrolysis and Storage Batteries
It is noticed that during discharging the following does not happen

the cell absorbs energy
specific gravity of H2SO4 decreases
both anode and cathode become PbS04
voltage of the cell decreases

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Electrolysis and Storage Batteries
Batteries are charged by

engine generator sets
any one of the listed here
motor generator sets
rectifiers

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Electrolysis and Storage Batteries
As compared to constant-current system, the constant-voltage system of charging a lead acid cell has the advantage of

increasing cell capacity
Both of the listed here
avoiding excessive gassing
reducing time of charging

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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
dark brown
none of the listed here
dark grey

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