Electrolysis and Storage Batteries The watt-hour efficiency of a lead-acid cell varies between 40 to 60% 70 to 80% 25 to 35% 90 to 95% 40 to 60% 70 to 80% 25 to 35% 90 to 95% ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries During charging the specific gravity of the electrolyte of a lead-acid battery remains the same none of the listed here increases decreases remains the same none of the listed here increases decreases ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries In constant-current charging method, the supply voltage from discharged to fully charged condition none of the listed here decreases increases remains constant none of the listed here decreases increases remains constant ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries It is noticed that during discharging the following does not happen specific gravity of H2SO4 decreases voltage of the cell decreases both anode and cathode become PbS04 the cell absorbs energy specific gravity of H2SO4 decreases voltage of the cell decreases both anode and cathode become PbS04 the cell absorbs energy ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Level of electrolyte in a cell should be _____ the level of plates below equal to above none of the listed here below equal to above none of the listed here 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
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