Question
a.
a maintenance-free battery requires little maintenance during normal use and it is sufficient to add water instead of an electrolyte containing sulphuric acid
b.
a maintenance-free battery has a relatively short shelf life when compared with standard batteries
c.
since it is sealed, the water in a maintenance-free battery is not lost through evaporation thus accordingly it is not necessary to top up the cells with water
d.
recharging of a maintenance-free battery is neither required nor possible
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Q. The main characteristics of a maintenance-free (MF) battery is that
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