Electrolysis and Storage Batteries During the charging and discharging of a nickel-iron cell its e.m.f. remains constant corrosive fumes are produced nickel hydroxide remains unsplit water is neither formed nor absorbed its e.m.f. remains constant corrosive fumes are produced nickel hydroxide remains unsplit water is neither formed nor absorbed 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 4 parts of acid to 6 parts of water 4 parts of acid to 4 parts of water 6 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 4 parts of acid to 4 parts of water 6 parts of acid to 4 parts of water 4 parts of acid to 8 parts of water ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Five 2 V cells are connected in parallel. The output voltage is 1.5 V 10 V 15 V 2 V 1.5 V 10 V 15 V 2 V ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Internal resistance of a cell is due to all of the listed here electrode resistance resistance of electrolyte surface contact resistance between electrode and electrolyte all of the listed here electrode resistance resistance of electrolyte surface contact resistance between electrode and electrolyte ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following has lower sp. gravity V Water Concentrated H₂SO₄ All of the listed here Dilute H₂SO₄ Water Concentrated H₂SO₄ All of the listed here 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 cathode becomes dark chocolate brown in colour its voltage increases specific gravity of H₂SO₄ decreases it gives out energy its cathode becomes dark chocolate brown in colour its voltage increases ANSWER DOWNLOAD EXAMIANS APP
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