Electrolysis and Storage Batteries Excessive formation of lead sulphate on the surface of the plates happens because of allowing a battery to stand in discharged condition for a long time all of the listed here low level of electrolyte persistent undercharging allowing a battery to stand in discharged condition for a long time all of the listed here low level of electrolyte persistent undercharging ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active materials on the positive and negative plates of a fully charged lead-acid battery are lead and lead peroxide lead sulphate and lead None of these lead peroxide and lead lead and lead peroxide lead sulphate and lead None of these lead peroxide and lead ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Cell short circuit results in abnormal high temperature all of the listed here low sp. gravity electrolyte reduced gassing on charge abnormal high temperature all of the listed here low sp. gravity electrolyte reduced gassing on charge ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The ratio of ampere-hour efficiency to watt-hour efficiency of a lead-acid cell is just one always greater than one none of the listed here always less than one just one always greater than one none of the listed here always less than one ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Excessive charging a battery tends to bring about all above changes to corrode the positive plates into lead peroxide thereby weakening them physically increase the internal resistance of the battery produce gassing bring about all above changes to corrode the positive plates into lead peroxide thereby weakening them physically increase the internal resistance of the battery produce gassing ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active materials of a nickel-iron battery are powdered iron and its oxide 21% solution of kOH nickel hydroxide all of these powdered iron and its oxide 21% solution of kOH nickel hydroxide all of these ANSWER DOWNLOAD EXAMIANS APP