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Electrolysis and Storage Batteries

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

1 V
1.2 V
1.7 V
2.1 V

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

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

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Electrolysis and Storage Batteries
A typical output of a solar cell is

1.5 V
0.26 V
1.1 V
0.5 V

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Electrolysis and Storage Batteries
Those substances of the cell which take active part in chemical combination and hence produce electricity during charging or discharging are known as______materials.

active
redundant
all
passive

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Electrolysis and Storage Batteries
Internal resistance of a cell is reduced by

using vent plug to permit gas formed during discharge
all of the listed here
increasing the plate area
putting plates very close together

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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
Current
Power in the load resistance
Efficiency of the circuit

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