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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Electrolyte used in a lead-acid cell is

only water
only H₂SO₄
NaOH
dilute H₂SO₄

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Electrolysis and Storage Batteries
Life of the Edison cell is at least

seven years
ten years
eight years
five years

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Electrolysis and Storage Batteries
Following will happen if battery charging rate is too high

excessive gassing will occur
temperature rise will occur
all of the listed here
bulging and buckling of plates will occur

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

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

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Electrolysis and Storage Batteries
Cell short circuit results in

all of the listed here
low sp. gravity electrolyte
reduced gassing on charge
abnormal high temperature

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Electrolysis and Storage Batteries
On the average the ampere-hour efficiency of an Edison cell is about

0.6
0.7
0.8
0.4

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