Electrolysis and Storage Batteries Lead-acid cell has a life of nearly charges and discharges 1000 700 1250 500 1000 700 1250 500 ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The e.m.f. of an Edison cell, when fully charged, is nearly 2.5 V 2.0 V 1.8 V 1.4 V 2.5 V 2.0 V 1.8 V 1.4 V ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Hydrogen evolved during charging produces explosive mixture when it is more than 5 % 6 % 8 % 10 % 5 % 6 % 8 % 10 % ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries During the charging and discharging of a nickel-iron cell its e.m.f. remains constant water is neither formed nor absorbed nickel hydroxide remains unsplit corrosive fumes are produced its e.m.f. remains constant water is neither formed nor absorbed nickel hydroxide remains unsplit corrosive fumes are produced ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries A dead storage battery can be revived by adding so-called battery restorer a dose of H₂SO₄ adding distilled water none of the listed here adding so-called battery restorer a dose of H₂SO₄ adding distilled water none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries For a cell to work, which of the following condition(s) become necessary ? Electrolyte must chemically react with one of the electrodes Two electrodes of different meta’s should be inserted in the electrolyte, not touching each other All of the listed here Electrolyte liquid or paste should be conducting Electrolyte must chemically react with one of the electrodes Two electrodes of different meta’s should be inserted in the electrolyte, not touching each other All of the listed here Electrolyte liquid or paste should be conducting ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS