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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Satellite power requirement is provided through

nickel-cadmium cells
solar cells
lead-acid batteries
dry cells

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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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Electrolysis and Storage Batteries
Cells are connected in parallel to

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

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

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

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Electrolysis and Storage Batteries
In a battery cover is placed over the element and sealed to the top of the battery container. This is done

to exclude dirt and foreign matter from the electrolyte
None of the listed here
to reduce evaporation of water from electrolyte
Both of the listed here

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Electrolysis and Storage Batteries
Five 2 V cells are connected in parallel. The output voltage is

1.5 V
10 V
15 V
2 V

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