Electrolysis and Storage Batteries Which of the following primary cells has the highest voltage ? Manganese-alkaline Mercury Lithium Carbon-zinc Manganese-alkaline Mercury Lithium Carbon-zinc ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Under normal charging rate, the charging current should be 20% of capacity 10% of capacity 30% of capacity 40% of capacity 20% of capacity 10% of capacity 30% of capacity 40% of capacity ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The charge required to liberate one gram equivalent of any substance is known as ______ constant Time Faraday’s Boltzman None of the listed here Time Faraday’s Boltzman None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries A constant-voltage generator has low internal resistance minimum efficiency minimum current capacity high internal resistance low internal resistance minimum efficiency minimum current capacity high internal resistance 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 small quantity of electrolyte used compactness lower e.m.f. higher internal resistance small quantity of electrolyte used compactness lower e.m.f. higher internal resistance ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The ampere-hour efficiency of a leadacid cell is normally between 80 to 85% 20 to 35% 70 to 75% 90 to 95% 80 to 85% 20 to 35% 70 to 75% 90 to 95% ANSWER DOWNLOAD EXAMIANS APP
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