Electrolysis and Storage Batteries It is noticed that durum charging there is a rise in voltage energy is absorbed by the cell all of these the anode becomes chocolate brown in colour (PbCfe) and cathode becomes grey metallic lead (Pb) there is a rise in voltage energy is absorbed by the cell all of these the anode becomes chocolate brown in colour (PbCfe) and cathode becomes grey metallic lead (Pb) ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Undercharging Increases the temperature Increases specific gravity of the electrolyte Produces excessive gassing Reduces specific gravity of the electrolyte Increases the temperature Increases specific gravity of the electrolyte Produces excessive gassing Reduces specific gravity of the electrolyte ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Cells are connected in parallel to Increase the voltage output Increase the internal resistance Increase the efficiency Increase the current capacity Increase the voltage output Increase the internal resistance Increase the efficiency Increase the current capacity ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries During the charging and discharging of a nickel-iron cell 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 its e.m.f. remains constant corrosive fumes are produced nickel hydroxide remains unsplit ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries For a cell to work, which of the following condition(s) become necessary ? 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 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 ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The average charging voltage for alkali cell is about 1.2 V 1 V 1.7 V 2.1 V 1.2 V 1 V 1.7 V 2.1 V ANSWER DOWNLOAD EXAMIANS APP
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