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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Battery container should be acid resistance, therefore it is made up of

All of the listed here
Glass
Plastic
Wood

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Electrolysis and Storage Batteries
Internal resistance of a cell is reduced by

putting plates very close together
using vent plug to permit gas formed during discharge
increasing the plate area
all of the listed here

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Electrolysis and Storage Batteries
In a lead-acid cell dilute sulfuric acid (electrolyte) approximately comprises the following

all H₂SO₄
three parts H2O, one part H₂SO₄
one part H2O, three parts H₂SO₄
two parts H2O, two parts H₂SO₄

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

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

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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

PbO
PbSC-4
Pb02
Pb

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Electrolysis and Storage Batteries
The lead-acid cell should never be discharged beyond

2.1 V
2 V
1.9 V
1.8 V

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MORE MCQ ON Electrolysis and Storage Batteries

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