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Electrolysis and Storage Batteries

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

aluminium
nickel plated steel
bakelite
rubber

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Electrolysis and Storage Batteries
While preparing electrolyte for a lead-acid battery

water is poured into acid
none of the listed here
acid is poured into water
anyone of the two can be added to other chemical

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Electrolysis and Storage Batteries
In a lead-acid cell dilute sulfuric acid (electrolyte) approximately comprises the following

three parts H2O, one part H₂SO₄
two parts H2O, two parts H₂SO₄
one part H2O, three parts H₂SO₄
all H₂SO₄

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Electrolysis and Storage Batteries
Which among the following constitutes the major load for an automobile battery ?

Brake light
Self starter
Parking lights
Spark plugs

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Electrolysis and Storage Batteries
Excessive charging a battery tends to

produce gassing
to corrode the positive plates into lead peroxide thereby weakening them physically
bring about all above changes
increase the internal resistance of the battery

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Electrolysis and Storage Batteries
Following will happen if battery charging rate is too high

excessive gassing will occur
temperature rise will occur
bulging and buckling of plates will occur
all of the listed here

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