Electrolysis and Storage Batteries During the charging of a lead-acid cell 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 specific gravity of H₂SO₄ decreases it gives out energy ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The mass of an ion liberated at an electrode is directly proportional to the quantity of electricity”. The above statement is associated with Newton’s law Faraday’s law of electromagnetic Gauss’s law Faraday’s law of electrolysis Newton’s law Faraday’s law of electromagnetic Gauss’s law Faraday’s law of electrolysis ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following cell has a reversible chemical reaction ? Silver-oxide Mercury oxide Carbon-zinc Lead-acid Silver-oxide Mercury oxide Carbon-zinc Lead-acid ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries 48 ampere-hour capacity would deliver a current of 8 amperes for 6 hours 24 amperes for 2 hours 48 amperes for 1 hour 6 amperes for 8 hours 8 amperes for 6 hours 24 amperes for 2 hours 48 amperes for 1 hour 6 amperes for 8 hours ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Local action in a battery is indicated by excessive gassing under load conditions excessive drop in the specific gravity of electrolyte even when the cell is on open circuit none of the listed here both of the listed here excessive gassing under load conditions excessive drop in the specific gravity of electrolyte even when the cell is on open circuit none of the listed here both of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The capacity of a lead-acid cell depends on Temperature Rate of discharge All of these Density of electrolyte Temperature Rate of discharge All of these Density of electrolyte ANSWER DOWNLOAD EXAMIANS APP
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