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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
When a lead-acid battery is in fully charged condition, the color of its positive plate is

none of the listed here
dark brown
brown
dark grey

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Electrolysis and Storage Batteries
Cells are connected in parallel to

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

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Electrolysis and Storage Batteries
Local action in a battery is indicated by

both of the listed here
none of the listed here
excessive gassing under load conditions
excessive drop in the specific gravity of electrolyte even when the cell is on open circuit

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Electrolysis and Storage Batteries
Following will happen if the specific gravity of electrolyte becomes more than 1.23.

Loss of capacity
Loss of life
All of the listed here
Corrosion of the grids of the plate

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Electrolysis and Storage Batteries
The specific gravity of electrolyte is measured by

hydrometer
psychrometer
manometer
a mechanical gauge

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Electrolysis and Storage Batteries
When the lead-acid cell is fully charged, the electrolyte assumes _____ appearance

bright
dull
milky
reddish

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MORE MCQ ON Electrolysis and Storage Batteries

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