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Electrolysis and Storage Batteries

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

Less than
More than
Equal to
Much more than

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Electrolysis and Storage Batteries
When a lead-acid battery is in fully charged condition, the color of its positive plate is

brown
dark brown
none of the listed here
dark grey

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Electrolysis and Storage Batteries
Batteries are charged by

motor generator sets
engine generator sets
rectifiers
any one of the listed here

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Electrolysis and Storage Batteries
Under normal charging rate, the charging current should be

10% of capacity
30% of capacity
40% of capacity
20% of capacity

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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 high
current drawing will be very small

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Electrolysis and Storage Batteries
The charge required to liberate one gram equivalent of any substance is known as ______ constant

Time
None of the listed here
Boltzman
Faraday’s

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