A safety precaution designed to prolong the life of a lead acid accumulator is
- By topping up the cells with concentrated acid
- The use of naked flame when charging the battery
-
Keeping the specific gravity of the electrolyte within specified range
- By connecting wires to the terminals directly when testing the level of charging
The correct answer is: C
Explanation
- Topping is done with distilled water
- Naked flame should be avoided when charging the battery
- Direct connection of wires to the terminals should be avoided.
There is an explanation video available .