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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
When the specific gravity of the electrolyte of a lead-acid cell is reduced to 1.1 to 1.15 the cell is in

charged state
none of the listed here
active state
discharged state

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

rate of discharge
quantity of active material
temperature
rate of charge

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Electrolysis and Storage Batteries
When the load resistance equals the generator resistance which of the following will be maximum ?

Power in the load resistance
Voltage across the load resistance
Efficiency of the circuit
Current

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Electrolysis and Storage Batteries
Which of the following cell has a reversible chemical reaction ?

Carbon-zinc
Lead-acid
Silver-oxide
Mercury oxide

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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

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

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

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

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