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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
The current flow through electrolyte is due to the movement of

electrons
None of these
ions
holes

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Electrolysis and Storage Batteries
Trickle charging of a storage battery helps to

maintain proper electrolyte level
increase its reserve capacity
prevent sulphation
keep it fresh and fully charged

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

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

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Electrolysis and Storage Batteries
Excessive charging a battery tends to

to corrode the positive plates into lead peroxide thereby weakening them physically
produce gassing
bring about all above changes
increase the internal resistance of the battery

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Electrolysis and Storage Batteries
Electrolyte used in a lead-acid cell is

dilute H₂SO₄
only water
NaOH
only H₂SO₄

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Electrolysis and Storage Batteries
Petroleum jelly is applied to the electrical connections to the lead-acid battery

reduce path resistance
prevent local heating
prevent short-circuiting
prevent corrosion

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MORE MCQ ON Electrolysis and Storage Batteries

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