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Electrolysis and Storage Batteries

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

5
4
2
3

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Electrolysis and Storage Batteries
Battery container should be acid resistance, therefore it is made up of

Glass
Plastic
Wood
All of the listed here

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Electrolysis and Storage Batteries
It is noticed that durum charging

there is a rise in voltage
all of these
the anode becomes chocolate brown in colour (PbCfe) and cathode becomes grey metallic lead (Pb)
energy is absorbed by the cell

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Electrolysis and Storage Batteries
The watt-hour efficiency of a lead-acid cell varies between

70 to 80%
90 to 95%
40 to 60%
25 to 35%

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Electrolysis and Storage Batteries
Battery charging equipment is generally installed

As near as practical to the battery being charged
In clean and dry place
All of the listed here
In well ventilated location

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

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

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