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Electrolysis and Storage Batteries

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

eight years
seven years
five years
ten years

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Electrolysis and Storage Batteries
During the charging and discharging of a nickel-iron cell

its e.m.f. remains constant
nickel hydroxide remains unsplit
water is neither formed nor absorbed
corrosive fumes are produced

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Electrolysis and Storage Batteries
Following will happen if battery charging rate is too high

bulging and buckling of plates will occur
temperature rise will occur
all of the listed here
excessive gassing will occur

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Electrolysis and Storage Batteries
Chargmg of sulphated battery produces ____ heat.

more
very little
no
less

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Electrolysis and Storage Batteries
The best indication about the state of charge on a lead-acid battery is given by

output voltage
temperature of electrolyte
none of the listed here
specific gravity of electrolyte

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

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

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