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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
In a lead-acid cell, lead is called as

positive active material
negative active material
passive material
None of the listed here

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Electrolysis and Storage Batteries
Local action in a battery is indicated by

none of the listed here
excessive gassing under load conditions
excessive drop in the specific gravity of electrolyte even when the cell is on open circuit
both of the listed here

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

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

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Electrolysis and Storage Batteries
Following will occur if level of electrolyte falls below plates

all of these
capacity of the cell is reduced
life of the cell is reduced
open plates are converted to lead sulphate

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

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

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Electrolysis and Storage Batteries
Which among the following constitutes the major load for an automobile battery ?

Brake light
Parking lights
Self starter
Spark plugs

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