Electrolysis and Storage Batteries On overcharging a battery It will increase the capacity of the battery It will bring about chemical change in active materials None of these It will raise the specific gravity of the electrolyte It will increase the capacity of the battery It will bring about chemical change in active materials None of these It will raise the specific gravity of the electrolyte ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Electrolyte used in a lead-acid cell is only water NaOH only H₂SO₄ dilute H₂SO₄ only water NaOH only H₂SO₄ dilute H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
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 In a lead-acid cell, if the specific gravity of sulphuric acid is 1.8, it will require following ratio of acid to water to get mixture of specific gravity of 1.3 6 parts of acid to 4 parts of water 4 parts of acid to 4 parts of water 4 parts of acid to 8 parts of water 4 parts of acid to 6 parts of water 6 parts of acid to 4 parts of water 4 parts of acid to 4 parts of water 4 parts of acid to 8 parts of water 4 parts of acid to 6 parts of water ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries While preparing electrolyte for a lead-acid battery acid is poured into water none of the listed here water is poured into acid anyone of the two can be added to other chemical acid is poured into water none of the listed here water is poured into acid anyone of the two can be added to other chemical ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries During the charging and discharging of a nickel-iron cell corrosive fumes are produced water is neither formed nor absorbed its e.m.f. remains constant nickel hydroxide remains unsplit corrosive fumes are produced water is neither formed nor absorbed its e.m.f. remains constant nickel hydroxide remains unsplit ANSWER DOWNLOAD EXAMIANS APP
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