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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
The charge required to liberate one gram equivalent of any substance is known as ______ constant

Boltzman
Time
None of the listed here
Faraday’s

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Electrolysis and Storage Batteries
Five 2 V cells are connected in parallel. The output voltage is

10 V
15 V
2 V
1.5 V

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Electrolysis and Storage Batteries
A battery of 6 cells will show a drop of _____ volts from fully charged state to fully discharged state.

2.8
2.5
2.4
2.0

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Electrolysis and Storage Batteries
Excessive formation of lead sulphate on the surface of the plates happens because of

all of the listed here
allowing a battery to stand in discharged condition for a long time
low level of electrolyte
persistent undercharging

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

only water
dilute H₂SO₄
NaOH
only H₂SO₄

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

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

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