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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
Faraday’s
None of the listed here

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Electrolysis and Storage Batteries
The internal resistance of a lead-acid cell is that of Edison cell

Equal to
None of the listed here
More than
Less than

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

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

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Electrolysis and Storage Batteries
Internal resistance of a cell is due to

all of the listed here
resistance of electrolyte
surface contact resistance between electrode and electrolyte
electrode resistance

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Electrolysis and Storage Batteries
Which of the following cell has a reversible chemical reaction ?

Silver-oxide
Mercury oxide
Lead-acid
Carbon-zinc

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Electrolysis and Storage Batteries
The average charging voltage for alkali cell is about

1.7 V
2.1 V
1.2 V
1 V

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