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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
During the idle period of the battery, strong electrolyte tends to change the active material of the cell into

PbSC-4
PbO
Pb
Pb02

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Electrolysis and Storage Batteries
Which of the following has lower sp. gravity V

All of the listed here
Concentrated H₂SO₄
Dilute H₂SO₄
Water

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Electrolysis and Storage Batteries
_______ of electrolyte indicates the state of charge of the battery

mass
colour
specific gravity
viscosity

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Electrolysis and Storage Batteries
Mercury cell has which of the following characteristics?

Comparatively longer shelf life under adverse conditions of high temperature and humidity
High power to weight ratio
Flat discharge current-voltage curve
All of these

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Electrolysis and Storage Batteries
All the electrical connections between the battery and vehicle should be by

flexible cables
thin aluminium wires
thin copper wires
rigid cables

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Electrolysis and Storage Batteries
The e.m.f. of an Edison cell, when fully charged, is nearly

1.4 V
2.0 V
1.8 V
2.5 V

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