The main characteristics of a maintenance-free (MF) battery is that

Mechanical Engineering : Automobile Engineering - Quiz(MCQ)

recharging of a maintenance-free battery is neither required nor possible

a maintenance-free battery has a relatively short shelf life when compared with standard batteries

a maintenance-free battery requires little maintenance during normal use and it is sufficient to add water instead of an electrolyte containing sulphuric acid

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

Correct Answer : Option (D) : 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

Recently Updated in Automobile Engineering Questions

Which of the following terms is used to express Ignition advance?

Crank angle

Time in milliseconds

Millimetres of piston travel before TDC

All of the above

Correct Answer : All of the above

Explanation : Ignition advance can be expressed in terms of any of the following.