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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Cell short circuit results in

abnormal high temperature
all of the listed here
reduced gassing on charge
low sp. gravity electrolyte

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Electrolysis and Storage Batteries
The common impurity in the electrolyte of lead-acid battery is

iron
chlorine
dust particles
lead crystals

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Electrolysis and Storage Batteries
The active materials of a nickel-iron battery are

nickel hydroxide
21% solution of kOH
powdered iron and its oxide
all of these

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

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

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

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Electrolysis and Storage Batteries
Lead-acid cell has a life of nearly charges and discharges

500
1000
700
1250

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MORE MCQ ON Electrolysis and Storage Batteries

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