Specific gravity of electrolyte in Edison cell is_____________?
Specific gravity of electrolyte in Edison cell is_____________?
A. 0.8
B. 0.95
C. 1.1
D. 1.21
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The current flow through electrolyte is due to the movement of____________?
The current flow through electrolyte is due to the movement of____________?A. ions
B. holes
C. electrons
D. none of the aboveBatteries are charged by_____________?
Batteries are charged by_____________?A. rectifiers
B. engine generator sets
C. motor generator sets
D. any one of the above methodsDuring the idle period of the battery, strong electrolyte tends to change the active material of the cell into____________?
During the idle period of the battery, strong electrolyte tends to change the active material of the cell into____________?A. Pb02
B. PbSC-4
C. PbO
D. PbThe best indication about the state of charge on a lead-acid battery is given by____________?
The best indication about the state of charge on a lead-acid battery is given by____________?A. output voltage
B. temperature of electrolyte
C. specific gravity of electrolyte
D. none of the aboveAmpere hour capacity of an industrial battery is based on _______ hours discharge rate
Ampere hour capacity of an industrial battery is based on _______ hours discharge rateA. 8
B. 12
C. 16
D. 24Excessive charging a battery tends to____________?
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