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Electrolysis and Storage Batteries

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

charged state
none of the listed here
discharged state
active state

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Electrolysis and Storage Batteries
Electrolyte used in an Edison cell is

kOH
NaOH
HN03
HC1

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Electrolysis and Storage Batteries
Internal resistance of a cell is due to

electrode resistance
all of the listed here
resistance of electrolyte
surface contact resistance between electrode and electrolyte

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Electrolysis and Storage Batteries
_______ of electrolyte indicates the state of charge of the battery

specific gravity
mass
viscosity
colour

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Electrolysis and Storage Batteries
Which of the following cell has a reversible chemical reaction ?

Carbon-zinc
Lead-acid
Silver-oxide
Mercury oxide

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Electrolysis and Storage Batteries
If a battery is wrongly connected on charge following will happen

current drawing will be nil
current delivered by the battery will be high
current drawing will be very small
current drawing will be very high

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