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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
When the lead-acid cell is fully charged, the electrolyte assumes _____ appearance

milky
dull
bright
reddish

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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

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

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Electrolysis and Storage Batteries
The capacity of a lead-acid cell does not depend on its

rate of discharge
quantity of active material
temperature
rate of charge

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Electrolysis and Storage Batteries
It is noticed that durum charging

the anode becomes chocolate brown in colour (PbCfe) and cathode becomes grey metallic lead (Pb)
there is a rise in voltage
energy is absorbed by the cell
all of these

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Electrolysis and Storage Batteries
Specific gravity of electrolyte in Edison cell is

1.1
1.5
1.21
2.0

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Electrolysis and Storage Batteries
In order that a hydrometer may float vertically in electrolyte its C.G. should be

displaced sideways
raised
lowered
undisturbed

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