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Electrolysis and Storage Batteries

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

lead crystals
chlorine
iron
dust particles

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Electrolysis and Storage Batteries
Over charging

increases the temperature resulting in buckling of plates
loosens the active material
all of the listed here
produces excessive gassing

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Electrolysis and Storage Batteries
Which of the following battery is used for aircraft ?

Silver oxide battery
Dry cell battery
Nickel-iron battery
Lead-acid battery

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Electrolysis and Storage Batteries
Dry cell is modification of

Lead-acid cell
Edison cell
Leclanche cell
Deniell cell

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Electrolysis and Storage Batteries
Those substances of the cell which take active part in chemical combination and hence produce electricity during charging or discharging are known as______materials.

passive
active
redundant
all

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Electrolysis and Storage Batteries
A dead storage battery can be revived by

adding so-called battery restorer
a dose of H₂SO₄
none of the listed here
adding distilled water

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