Electrolysis and Storage Batteries During the charging of a lead-acid cell 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 its cathode becomes dark chocolate brown in colour ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries It is noticed that during discharging the following does not happen specific gravity of H2SO4 decreases both anode and cathode become PbS04 voltage of the cell decreases the cell absorbs energy specific gravity of H2SO4 decreases both anode and cathode become PbS04 voltage of the cell decreases the cell absorbs energy ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active materials on the positive and negative plates of a fully charged lead-acid battery are None of these lead sulphate and lead lead and lead peroxide lead peroxide and lead None of these lead sulphate and lead lead and lead peroxide lead peroxide and lead ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Internal resistance of a cell is due to all of the listed here surface contact resistance between electrode and electrolyte electrode resistance resistance of electrolyte all of the listed here surface contact resistance between electrode and electrolyte electrode resistance resistance of electrolyte ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Battery container should be acid resistance, therefore it is made up of Glass All of the listed here Wood Plastic Glass All of the listed here Wood Plastic ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries When two batteries are connected in parallel, it should be ensured that they have identical internal resistance they have same e.m.f. they have same make they have same ampere-hour capacity they have identical internal resistance they have same e.m.f. they have same make they have same ampere-hour capacity ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS