Electrolysis and Storage Batteries The active material of the positive plates of silver-zinc batteries is zinc powder lead lead oxide silver oxide zinc powder lead lead oxide silver oxide ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The specific gravity of electrolyte is measured by manometer a mechanical gauge hydrometer psychrometer manometer a mechanical gauge hydrometer psychrometer ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active materials of a nickel-iron battery are powdered iron and its oxide nickel hydroxide 21% solution of kOH all of these powdered iron and its oxide nickel hydroxide 21% solution of kOH all of these ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The average charging voltage for alkali cell is about 1.2 V 1.7 V 1 V 2.1 V 1.2 V 1.7 V 1 V 2.1 V ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries In a lead-acid battery the energy is stored in the form of charged ions electromagnetic energy chemical energy electrostatic energy charged ions electromagnetic energy chemical energy electrostatic energy ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Cells are connected in parallel to Increase the efficiency Increase the voltage output Increase the current capacity Increase the internal resistance Increase the efficiency Increase the voltage output Increase the current capacity Increase the internal resistance ANSWER DOWNLOAD EXAMIANS APP