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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
When the specific gravity of the electrolyte of a lead-acid cell is reduced to 1.1 to 1.15 the cell is in

none of the listed here
active state
charged state
discharged state

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Electrolysis and Storage Batteries
Charging a sulphated battery at high rate results in

boiling of electrolyte due to gassing
damage to separators, cell caps covers and battery case due to excessive temperature
All of the listed here
warping of plates

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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
Battery container should be acid resistance, therefore it is made up of

Plastic
All of the listed here
Glass
Wood

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Electrolysis and Storage Batteries
The specific gravity of electrolyte is measured by

a mechanical gauge
psychrometer
hydrometer
manometer

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Electrolysis and Storage Batteries
The charge required to liberate one gram equivalent of any substance is known as ______ constant

Faraday’s
Time
Boltzman
None of the listed here

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