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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
The following indicate that battery on charge has attained full charge

specific gravity
colour of electrode
gassing
all of these

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

undisturbed
raised
displaced sideways
lowered

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Electrolysis and Storage Batteries
Negative plate of an Edison cell is made of

silver oxide
iron
copper
lead

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

bright
reddish
milky
dull

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

Faraday’s
Time
Boltzman
None of the listed here

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Electrolysis and Storage Batteries
If a lead-acid cell is discharged below 1.8 V the following will happen.

Internal resistance will increase
Capacity of cell will reduce
Sulphation of plates will occur
All of the listed here

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