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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Dry cell is modification of

Lead-acid cell
Leclanche cell
Deniell cell
Edison cell

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Electrolysis and Storage Batteries
The ratio of ampere-hour efficiency to watt-hour efficiency of a lead-acid cell is

none of the listed here
just one
always greater than one
always less than one

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Electrolysis and Storage Batteries
The best indication about the state of charge on a lead-acid battery is given by

specific gravity of electrolyte
output voltage
none of the listed here
temperature of electrolyte

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Electrolysis and Storage Batteries
Cells are connected in parallel to

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

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Electrolysis and Storage Batteries
The internal resistance of an alkali cell is nearly _____ times that of the lead-acid cell.

3
4
2
5

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Electrolysis and Storage Batteries
_______ of electrolyte indicates the state of charge of the battery

colour
specific gravity
mass
viscosity

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