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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
During discharge, the active material of both the positive and negative plates is changed to

Pb
PbS02
Pb02
PbS04

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

Zinc-chloride
Mercury
Carbon-zinc
Lithium

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Electrolysis and Storage Batteries
The storage battery generally used in electric power station is

nickel-cadmium battery
zinc-carbon battery
none of the listed here
lead-acid battery

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Electrolysis and Storage Batteries
Weston standard cell at 20°C has voltage of ____ volts.

1.5
1.2
1.0187
0.8

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Electrolysis and Storage Batteries
The output voltage of a charger is

higher than the battery voltage
less than the battery voltage
none of the listed here
the same as the battery voltage

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