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Electrolysis and Storage Batteries

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

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

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Electrolysis and Storage Batteries
Cells are connected in parallel to

Increase the voltage output
Increase the current capacity
Increase the internal resistance
Increase the efficiency

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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
The output voltage of a charger is

the same as the battery voltage
higher than the battery voltage
none of the listed here
less than the battery voltage

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Electrolysis and Storage Batteries
In a lead-acid cell, lead is called as

None of the listed here
negative active material
passive material
positive active material

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

gassing
colour of electrode
specific gravity
all of these

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