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 Electrolyte liquid or paste should be conducting All of the listed here Two electrodes of different meta’s should be inserted in the electrolyte, not touching each other Electrolyte must chemically react with one of the electrodes Electrolyte liquid or paste should be conducting All of the listed here Two electrodes of different meta’s should be inserted in the electrolyte, not touching each other ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Five 2 V cells are connected in parallel. The output voltage is 2 V 1.5 V 15 V 10 V 2 V 1.5 V 15 V 10 V ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The ratio of ampere-hour efficiency to watt-hour efficiency of a lead-acid cell is just one always less than one always greater than one none of the listed here just one always less than one always greater than one none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Charging a sulphated battery at high rate results in All of the listed here boiling of electrolyte due to gassing warping of plates damage to separators, cell caps covers and battery case due to excessive temperature All of the listed here boiling of electrolyte due to gassing warping of plates damage to separators, cell caps covers and battery case due to excessive temperature ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries As compared to constant-current system, the constant-voltage system of charging a lead acid cell has the advantage of Both of the listed here increasing cell capacity avoiding excessive gassing reducing time of charging Both of the listed here increasing cell capacity avoiding excessive gassing reducing time of charging ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries When two batteries are connected in parallel, it should be ensured that they have same ampere-hour capacity they have same e.m.f. they have identical internal resistance they have same make they have same ampere-hour capacity they have same e.m.f. they have identical internal resistance they have same make ANSWER DOWNLOAD EXAMIANS APP
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