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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Cell short circuit results in

abnormal high temperature
low sp. gravity electrolyte
all of the listed here
reduced gassing on charge

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Electrolysis and Storage Batteries
The capacity of a lead-acid cell depends on

Temperature
Rate of discharge
All of these
Density of electrolyte

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Electrolysis and Storage Batteries
Life of the Edison cell is at least

ten years
seven years
eight years
five years

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Electrolysis and Storage Batteries
Each cell has a vent cap

to check the level of electrolyte
all of the listed here
to allow gases out when the cell is on charge
to add water to the cell if needed

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Electrolysis and Storage Batteries
Excessive charging a battery tends to

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

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Electrolysis and Storage Batteries
When two batteries are connected in parallel, it should be ensured that

they have identical internal resistance
they have same make
they have same e.m.f.
they have same ampere-hour capacity

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MORE MCQ ON Electrolysis and Storage Batteries

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