Electrolysis and Storage Batteries The watt-hour efficiency of a lead-acid cell varies between 90 to 95% 70 to 80% 40 to 60% 25 to 35% 90 to 95% 70 to 80% 40 to 60% 25 to 35% ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The output voltage of a charger is the same as the battery voltage higher than the battery voltage none of the listed here less than the battery voltage the same as the battery voltage higher than the battery voltage none of the listed here less than the battery voltage ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The body of Edison cell is made of nickel plated steel aluminium rubber bakelite nickel plated steel aluminium rubber bakelite ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The current flow through electrolyte is due to the movement of None of these electrons ions holes None of these electrons ions holes ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The effect of sulphation is that the internal resistance increases remains same none of the listed here decreases increases remains same none of the listed here decreases ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active material of the positive plates of silver-zinc batteries is silver oxide zinc powder lead lead oxide silver oxide zinc powder lead lead oxide ANSWER DOWNLOAD EXAMIANS APP
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