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 The ratio of ampere-hour efficiency to watt-hour efficiency of a lead-acid cell is just one none of the listed here always less than one always greater than one just one none of the listed here always less than one always greater than one ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries For a cell to work, which of the following condition(s) become necessary ? Electrolyte must chemically react with one of the electrodes All of the listed here Two electrodes of different meta’s should be inserted in the electrolyte, not touching each other Electrolyte liquid or paste should be conducting Electrolyte must chemically react with one of the electrodes All of the listed here Two electrodes of different meta’s should be inserted in the electrolyte, not touching each other Electrolyte liquid or paste should be conducting ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Five 2 V cells are connected in parallel. The output voltage is 10 V 15 V 2 V 1.5 V 10 V 15 V 2 V 1.5 V ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Mercury cell has which of the following characteristics? All of these Comparatively longer shelf life under adverse conditions of high temperature and humidity Flat discharge current-voltage curve High power to weight ratio All of these Comparatively longer shelf life under adverse conditions of high temperature and humidity Flat discharge current-voltage curve High power to weight ratio ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The capacity of a lead-acid cell does not depend on its rate of discharge quantity of active material temperature rate of charge rate of discharge quantity of active material temperature rate of charge ANSWER DOWNLOAD EXAMIANS APP
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