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Electrolysis and Storage Batteries

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

2.5 V
2.0 V
1.8 V
1.4 V

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Electrolysis and Storage Batteries
Extent of corrosion in the underground metal work depends upon

type of metals
type of soil chemicals
amount of moisture
all of these

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

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

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Electrolysis and Storage Batteries
The mass of an ion liberated at an electrode is directly proportional to the quantity of electricity”. The above statement is associated with

Newton’s law
Gauss’s law
Faraday’s law of electrolysis
Faraday’s law of electromagnetic

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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
discharged state
active state
charged state

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Electrolysis and Storage Batteries
Cells are connected in series in order to

increase the life of the cells
increase the current rating
increase the voltage rating
None of the listed here

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