Electrolysis and Storage Batteries When a lead-acid battery is in fully charged condition, the color of its positive plate is dark grey dark brown none of the listed here brown dark grey dark brown none of the listed here brown ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries For a cell to work, which of the following condition(s) become necessary ? 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 Electrolyte liquid or paste should be conducting Electrolyte must chemically react with one of the electrodes ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries A dead storage battery can be revived by a dose of H₂SO₄ adding so-called battery restorer adding distilled water none of the listed here a dose of H₂SO₄ adding so-called battery restorer adding distilled water none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The ampere-hour efficiency of a leadacid cell is normally between 90 to 95% 20 to 35% 80 to 85% 70 to 75% 90 to 95% 20 to 35% 80 to 85% 70 to 75% ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries As compared to a lead-acid cell, the efficiency of a nickel-iron cell is less due to its compactness lower e.m.f. higher internal resistance small quantity of electrolyte used compactness lower e.m.f. higher internal resistance small quantity of electrolyte used ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Local action in a battery is indicated by 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 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 ANSWER DOWNLOAD EXAMIANS APP
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