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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
The internal resistance of an alkali cell is nearly _____ times that of the lead-acid cell.

4
5
3
2

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

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

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Electrolysis and Storage Batteries
The ratio of ampere-hour efficiency to watt-hour efficiency of a lead-acid cell is

just one
always less than one
always greater than one
none of the listed here

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Electrolysis and Storage Batteries
Electrolyte used in a lead-acid cell is

only water
only H₂SO₄
dilute H₂SO₄
NaOH

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Electrolysis and Storage Batteries
Life of the Edison cell is at least

eight years
seven years
ten years
five years

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Electrolysis and Storage Batteries
While preparing electrolyte for a lead-acid battery

water is poured into acid
acid is poured into water
anyone of the two can be added to other chemical
none of the listed here

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