A. allowing a battery to stand in discharged condition for a long time
B. topping up with electrolyte
C. persistent undercharging
D. low level of electrolyte
E. all above
Related Mcqs:
- The active materials on the positive and negative plates of a fully charged lead-acid battery are_______?
A. lead and lead peroxide
B. lead sulphate and lead
C. lead peroxide and lead
D. none of the above - As compared to constant-current system, the constant-voltage system of charging a lead acid cell has the advantage of___________?
A. reducing time of charging
B. increasing cell capacity
C. both (A) and (B)
D. avoiding excessive gassing - In a lead-acid battery the energy is stored in the form of___________?
A. charged ions
B. chemical energy
C. electrostatic energy
D. electromagnetic energy - In a lead-acid cell, lead is called as____________?
A. positive active material
B. negative active material
C. passive material
D. none of the above - 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 - The active material of the positive plates of silver-zinc batteries is_________?
A. silver oxide
B. lead oxide
C. lead
D. zinc powder - Level of electrolyte in a cell should be ________ the level of plates
A. below
B. equal to
C. above
D. none of the above - During discharge, the active material of both the positive and negative plates is changed to___________?
A. Pb
B. Pb02
C. PbO
D. PbS04 - Battery container should be acid resistance, therefore it is made up of___________?
A. glass
B. plastic
C. wood
D. all above - The body of Edison cell is made of___________?
A. bakelite
B. rubber
C. nickel plated steel
D. aluminium
