Electrolysis and Storage Batteries The ampere-hour efficiency of a leadacid cell is normally between 70 to 75% 90 to 95% 80 to 85% 20 to 35% 70 to 75% 90 to 95% 80 to 85% 20 to 35% ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries In alkaline cell the electrolyte is NaOH dilute sulphuric acid kOH concentrated sulphuric acid NaOH dilute sulphuric acid kOH concentrated sulphuric acid 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 avoiding excessive gassing increasing cell capacity reducing time of charging Both of the listed here avoiding excessive gassing increasing cell capacity reducing time of charging Both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The capacity of a battery is expressed in terms of current rating voltage rating none of the listed here ampere-hour rating current rating voltage rating none of the listed here ampere-hour rating ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The average charging voltage for alkali cell is about 2.1 V 1 V 1.2 V 1.7 V 2.1 V 1 V 1.2 V 1.7 V ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries During the charging of a lead-acid cell its cathode becomes dark chocolate brown in colour specific gravity of H₂SO₄ decreases it gives out energy its voltage increases its cathode becomes dark chocolate brown in colour specific gravity of H₂SO₄ decreases it gives out energy its voltage increases ANSWER DOWNLOAD EXAMIANS APP
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