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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
The average charging voltage for alkali cell is about

2.1 V
1 V
1.2 V
1.7 V

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

1.8 V
2.0 V
1.4 V
2.5 V

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Electrolysis and Storage Batteries
Following will happen if the specific gravity of electrolyte becomes more than 1.23.

All of the listed here
Loss of capacity
Loss of life
Corrosion of the grids of the plate

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Electrolysis and Storage Batteries
Specific gravity of electrolyte in Edison cell is

1.21
1.1
2.0
1.5

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Electrolysis and Storage Batteries
Self charge of a Ni-Fe cell is _____ Edison cell.

Equal to
Less than
Much more than
More than

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Electrolysis and Storage Batteries
In constant-current charging method, the supply voltage from discharged to fully charged condition

decreases
remains constant
increases
none of the listed here

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