Electrolyte used in an Edison cell is___________?
Electrolyte used in an Edison cell is___________?
A. NaOH
B. KOH
C. HC1
D. HN03
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Shelf life of a small dry cell is___________?
Shelf life of a small dry cell is___________?A. equal to that of large dry cell
B. less than that of large dry cell
C. more than that of large dry cell
D. none of the aboveTrickle charging of a storage battery helps to___________?
Trickle charging of a storage battery helps to___________?A. maintain proper electrolyte level
B. increase its reserve capacity
C. prevent sulphation
D. keep it fresh and fully chargedIt is noticed that during discharging the following does not happen___________?
It is noticed that during discharging the following does not happen___________?A. both anode and cathode become PbS04
B. specific gravity of H2SO4 decreases
C. voltage of the cell decreases
D. the cell absorbs energyThe effect of sulphation is that the internal resistance__________?
The effect of sulphation is that the internal resistance__________?A. increases
B. decreases
C. remains same
D. none of the aboveIn a battery cover is placed over the element and sealed to the top of the battery container. This is done____________?
In a battery cover is placed over the element and sealed to the top of the battery container. This is done____________?A. to reduce evaporation of water from electrolyte
B. to exclude dirt and foreign matter from the electrolyte
C. to discharge both of the above functions
D. to discharge none of the above functionsCharging of sulfated battery produces _________ heat
Charging of sulfated battery produces _________ heatA. no
B. very little
C. less
D. more