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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
When the lead-acid cell is fully charged, the electrolyte assumes _____ appearance

dull
reddish
bright
milky

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Electrolysis and Storage Batteries
Self charge of a Ni-Fe cell is _____ Edison cell.

Equal to
More than
Less than
Much more than

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Electrolysis and Storage Batteries
It is noticed that during discharging the following does not happen

specific gravity of H2SO4 decreases
the cell absorbs energy
voltage of the cell decreases
both anode and cathode become PbS04

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Electrolysis and Storage Batteries
The capacity of a battery is expressed in terms of

ampere-hour rating
current rating
voltage rating
none of the listed here

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Electrolysis and Storage Batteries
Which of the following factors adversely affects the capacity of the leadacid battery ?

Specific gravity of electrolyte
Temperature of surroundings
All of these
Rate of discharge

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Electrolysis and Storage Batteries
Undercharging

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

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