A. rectifiers
B. engine generator sets
C. motor generator sets
D. any one of the above methods
Batteries are charged by_____________? Read More »
Electrolysis and Storage of Batteries A. decreases
B. increases
C. remains constant
D. none of the above
A. Loss of capacity
B. Loss of life
C. Corrosion of the grids of the plate
D. All above
Following will happen if the specific gravity of electrolyte becomes more than 1.23 Read More »
Electrolysis and Storage of Batteries A. capacity of the cell is reduced
B. life of the cell is reduced
C. open plates are converted to lead sulphate
D. all above
Following will occur if level of electrolyte falls below plates____________? Read More »
Electrolysis and Storage of Batteries A. it will bring about chemical change in active materials
B. it will increase the capacity of the battery
C. it will raise the specific gravity of the electrolyte
D. none of the above will occur
On overcharging a battery____________? Read More »
Electrolysis and Storage of Batteries A. decreases
B. increases
C. remains constant
D. none of the above
A. to allow gases out when the cell is on charge
B. to add water to the cell if needed
C. to check the level of electrolyte
D. to do all above functions
Each cell has a vent cap________? Read More »
Electrolysis and Storage of Batteries A. positive active material
B. negative active material
C. passive material
D. none of the above
In a lead-acid cell, lead is called as____________? Read More »
Electrolysis and Storage of Batteries A. increases
B. decreases
C. remains same
D. none of the above
The effect of sulphation is that the internal resistance__________? Read More »
Electrolysis and Storage of Batteries A. 1.8 V
B. 1.9 V
C. 2 V
D. 2.1 V
The lead-acid cell should never be discharged beyond____________? Read More »
Electrolysis and Storage of Batteries