Electrolysis and Storage Batteries Self charge of a Ni-Fe cell is _____ Edison cell. Much more than Less than More than Equal to Much more than Less than More than Equal to ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active material of the positive plates of silver-zinc batteries is lead zinc powder silver oxide lead oxide lead zinc powder silver oxide lead oxide ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Local action in a battery is indicated by excessive gassing under load conditions both of the listed here none of the listed here excessive drop in the specific gravity of electrolyte even when the cell is on open circuit excessive gassing under load conditions both of the listed here none of the listed here excessive drop in the specific gravity of electrolyte even when the cell is on open circuit ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries In constant voltage charging method, the charging current from discharged to fully charged condition None of the listed here Remains same Decreases Increases None of the listed here Remains same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries In a lead-acid cell, if the specific gravity of sulphuric acid is 1.8, it will require following ratio of acid to water to get mixture of specific gravity of 1.3 6 parts of acid to 4 parts of water 4 parts of acid to 6 parts of water 4 parts of acid to 8 parts of water 4 parts of acid to 4 parts of water 6 parts of acid to 4 parts of water 4 parts of acid to 6 parts of water 4 parts of acid to 8 parts of water 4 parts of acid to 4 parts of water ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The ratio of ampere-hour efficiency to watt-hour efficiency of a lead-acid cell is always less than one always greater than one none of the listed here just one always less than one always greater than one none of the listed here just one ANSWER DOWNLOAD EXAMIANS APP