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Electrolysis and Storage Batteries

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

Parking lights
Brake light
Spark plugs
Self starter

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Electrolysis and Storage Batteries
During the idle period of the battery, strong electrolyte tends to change the active material of the cell into

Pb
PbO
PbSC-4
Pb02

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

dilute H₂SO₄
NaOH
only H₂SO₄
only water

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Electrolysis and Storage Batteries
It is noticed that during discharging the following does not happen

voltage of the cell decreases
specific gravity of H2SO4 decreases
both anode and cathode become PbS04
the cell absorbs energy

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Electrolysis and Storage Batteries
Which of the following primary cells has the highest voltage ?

Mercury
Carbon-zinc
Manganese-alkaline
Lithium

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

ions
holes
electrons
None of these

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