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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
The common impurity in the electrolyte of lead-acid battery is

chlorine
lead crystals
dust particles
iron

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

temperature
quantity of active material
rate of charge
rate of discharge

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Electrolysis and Storage Batteries
Undercharging

Increases the temperature
Produces excessive gassing
Increases specific gravity of the electrolyte
Reduces specific gravity of the electrolyte

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Electrolysis and Storage Batteries
In ______ system the charging current is intermittently controlled at either a maximum or minimum value

two rate charge control
floating charge
an equalizing charge
trickle charge

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Electrolysis and Storage Batteries
As compared to constant-current system, the constant-voltage system of charging a lead acid cell has the advantage of

reducing time of charging
increasing cell capacity
avoiding excessive gassing
Both of the listed here

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Electrolysis and Storage Batteries
Internal short circuits are caused by

both of the options given here
excess accumulation of sediment at the bottom of the cell
none of the listed here
breakdown of one or more separators

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