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Electrolysis and Storage Batteries

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

Lithium
Carbon-zinc
Mercury
Manganese-alkaline

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

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

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Electrolysis and Storage Batteries
Cell short circuit results in

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

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Electrolysis and Storage Batteries
Cells are connected in parallel to

Increase the efficiency
Increase the voltage output
Increase the current capacity
Increase the internal resistance

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Electrolysis and Storage Batteries
The capacity of a lead-acid cell does not depend on its

quantity of active material
rate of discharge
rate of charge
temperature

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

Faraday’s
Boltzman
Time
None of the listed here

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