Related Questions

Which of the following factors adversely affects the capacity of the leadacid battery ?
A Temperature of surroundings
B Specific gravity of electrolyte
C Rate of discharge
D All of the above
The ampere-hour efficiency of a leadacid cell is normally between
A 20 to 30%
B 40 to 50%
C 60 to 70%
D 90 to 95%
Persons preparing electrolyte should wear
A goggles or other face shield
B rubber
C rubber boots and gloves
D all above safety devices
During charging the specific gravity of the electrolyte of a lead-acid battery
A increases
B decreases
C remains the same
D becomes zero
The composition of the electrolyte in a fully charged battery is that
A The electrolyte is pure distilled water
B The electrolyte is pure sulphuric acid
C The electrolyte is a mixture of 64% distilled water and 36% sulphuric acid by weight
D The electrolyte is a mixture of 90% distilled water and 10% sulphuric acid by weight
_______ of electrolyte indicates the state of charge of the battery
A colour
B mass
C viscosity
D specific gravity
During the idle period of the battery, strong electrolyte tends to change the active material of the cell into
A PbO2
B PbSC4
C PbO
D Pb
The common impurity in the electrolyte of lead-acid battery is
A chlorine
B dust particles
C lead crystals
D iron
Which of the following acids serves as an electrolyte in a lead storage battery?
A Sulphuric acid
B Lactic acid
C Hydrochloric acid
D Nitric acid
With the increase of battery temperature, the specific gravity of electrolyte
A Increases
B Decreases
C Remains the same
D None of these

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