Electrolysis and Storage Batteries The active material of the positive plates of silver-zinc batteries is zinc powder lead oxide silver oxide lead zinc powder lead oxide silver oxide lead ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries As compared to constant-current system, the constant-voltage system of charging a lead acid cell has the advantage of increasing cell capacity avoiding excessive gassing Both of the listed here reducing time of charging increasing cell capacity avoiding excessive gassing Both of the listed here reducing time of charging ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Under normal charging rate, the charging current should be 10% of capacity 40% of capacity 30% of capacity 20% of capacity 10% of capacity 40% of capacity 30% of capacity 20% of capacity ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The capacity of a lead-acid cell depends on Rate of discharge Temperature All of these Density of electrolyte Rate of discharge Temperature All of these Density of electrolyte ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Local action in a battery is indicated by excessive gassing under load conditions excessive drop in the specific gravity of electrolyte even when the cell is on open circuit none of the listed here both of the listed here excessive gassing under load conditions excessive drop in the specific gravity of electrolyte even when the cell is on open circuit none of the listed here both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Mercury cell has which of the following characteristics? High power to weight ratio All of these Flat discharge current-voltage curve Comparatively longer shelf life under adverse conditions of high temperature and humidity High power to weight ratio All of these Flat discharge current-voltage curve Comparatively longer shelf life under adverse conditions of high temperature and humidity ANSWER DOWNLOAD EXAMIANS APP
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