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Electrolysis and Storage Batteries

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

rate of discharge
temperature
quantity of active material
rate of charge

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Electrolysis and Storage Batteries
During the idle period of the battery, strong electrolyte tends to change the active material of the cell into

PbSC-4
Pb
PbO
Pb02

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Electrolysis and Storage Batteries
Which of the following has lower sp. gravity V

Water
Dilute H₂SO₄
Concentrated H₂SO₄
All of the listed here

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Electrolysis and Storage Batteries
_______ of electrolyte indicates the state of charge of the battery

specific gravity
colour
mass
viscosity

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Electrolysis and Storage Batteries
When the specific gravity of the electrolyte of a lead-acid cell is reduced to 1.1 to 1.15 the cell is in

active state
discharged state
none of the listed here
charged state

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Electrolysis and Storage Batteries
Excessive formation of lead sulphate on the surface of the plates happens because of

persistent undercharging
allowing a battery to stand in discharged condition for a long time
all of the listed here
low level of electrolyte

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