Electrolysis and Storage Batteries The substances which combine together to store electrical energy during the charge are called ______ materials insert active dielectric passive insert active dielectric passive ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries In constant-current charging method, the supply voltage from discharged to fully charged condition increases remains constant decreases none of the listed here increases remains constant decreases none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries A constant-voltage generator has minimum efficiency minimum current capacity low internal resistance high internal resistance minimum efficiency minimum current capacity low internal resistance high internal resistance ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Charging a sulphated battery at high rate results in warping of plates damage to separators, cell caps covers and battery case due to excessive temperature boiling of electrolyte due to gassing All of the listed here warping of plates damage to separators, cell caps covers and battery case due to excessive temperature boiling of electrolyte due to gassing All of the listed here 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 lead sulphate and lead None of these lead peroxide and lead lead and lead peroxide lead sulphate and lead None of these lead peroxide and lead lead and lead peroxide ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following is incorrect? A primary cell has an irreversible chemical reaction A carbon-zinc cell has unlimited shelf life A lead-acid cell can be recharged A storage cell has a reversible chemical reaction A primary cell has an irreversible chemical reaction A carbon-zinc cell has unlimited shelf life A lead-acid cell can be recharged A storage cell has a reversible chemical reaction ANSWER DOWNLOAD EXAMIANS APP