Related Questions

During charging the specific gravity of the electrolyte of a lead-acid battery
A increases
B decreases
C remains the same
D becomes zero
While preparing electrolyte for a lead-acid battery
A water is poured into acid
B acid is poured into water
C anyone of the two can be added to other chemical
D none of the above
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
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
Excessive charging a battery tends to
A produce gassing
B increase the internal resistance of the battery
C to corrode the positive plates into lead peroxide thereby weakening them physically
D bring about all above changes
When a system in equilibrium is subjected to a change in temperature, pressure or concentration, the equilibrium is displaced in a direction which tends to undo the effect of the change. This is called the
A Le-Chatelier principle
B Kopp's rule
C Law of corresponding state
D Arrehenius hypothesis
In a battery cover is placed over the element and sealed to the top of the battery container. This is done
A to reduce evaporation of water from electrolyte
B to exclude dirt and foreign matter from the electrolyte
C to discharge both of the above functions
D to discharge none of the above functions

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