Electrolysis and Storage Batteries The active materials on the positive and negative plates of a fully charged lead-acid battery are lead peroxide and lead lead sulphate and lead None of these lead and lead peroxide lead peroxide and lead lead sulphate and lead None of these lead and lead peroxide ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries If a lead-acid cell is discharged below 1.8 V the following will happen. Internal resistance will increase Sulphation of plates will occur All of the listed here Capacity of cell will reduce Internal resistance will increase Sulphation of plates will occur All of the listed here Capacity of cell will reduce ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries In order that a hydrometer may float vertically in electrolyte its C.G. should be lowered raised displaced sideways undisturbed lowered raised displaced sideways undisturbed ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The ratio of ampere-hour efficiency to watt-hour efficiency of a lead-acid cell is always less than one just one none of the listed here always greater than one always less than one just one none of the listed here always greater than one ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Excessive charging a battery tends to to corrode the positive plates into lead peroxide thereby weakening them physically bring about all above changes increase the internal resistance of the battery produce gassing to corrode the positive plates into lead peroxide thereby weakening them physically bring about all above changes increase the internal resistance of the battery produce gassing ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Sulphated cells are indicated by the decrease of the specific gravity all of the listed here the low voltage of the cell on discharge the loss of capacity of the cell the decrease of the specific gravity all of the listed here the low voltage of the cell on discharge the loss of capacity of the cell ANSWER DOWNLOAD EXAMIANS APP
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