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Electrolysis and Storage Batteries

Electrolysis and Storage Batteries
Under normal charging rate, the charging current should be

40% of capacity
10% of capacity
30% of capacity
20% of capacity

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Electrolysis and Storage Batteries
_______ of electrolyte indicates the state of charge of the battery

colour
mass
specific gravity
viscosity

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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.

all
passive
active
redundant

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Electrolysis and Storage Batteries
It is noticed that durum charging

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

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Electrolysis and Storage Batteries
The common impurity in the electrolyte of lead-acid battery is

dust particles
lead crystals
iron
chlorine

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Electrolysis and Storage Batteries
A constant-voltage generator has

low internal resistance
high internal resistance
minimum efficiency
minimum current capacity

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