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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
A constant-voltage generator has

low internal resistance
minimum efficiency
minimum current capacity
high internal resistance

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Electrolysis and Storage Batteries
The internal resistance of a lead-acid cell is that of Edison cell

Equal to
None of the listed here
Less than
More than

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Electrolysis and Storage Batteries
Undercharging

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

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Electrolysis and Storage Batteries
Internal resistance of a cell is due to

electrode resistance
surface contact resistance between electrode and electrolyte
resistance of electrolyte
all of the listed here

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Electrolysis and Storage Batteries
The substances which combine together to store electrical energy during the charge are called ______ materials

passive
active
insert
dielectric

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Electrolysis and Storage Batteries
Negative plate of an Edison cell is made of

copper
silver oxide
iron
lead

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