Electrolysis and Storage Batteries
Cells are connected in series in order to

increase the current rating
increase the voltage rating
increase the life of the cells
None of the listed here

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Electrolysis and Storage Batteries
Life of the batteries is in the following ascending order.

Edison cell, Nickel-cadmium cell, lead-acid cell
Lead-acid cell, Edison cell, Nickel cadmium cell
Lead-acid cell, Nickel-cadmium cell, Edison cell
Nickel-cadmium cell, Edison cell, lead-acid cell

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