Electrolysis and Storage Batteries Weston standard cell at 20°C has voltage of ____ volts. 1.2 0.8 1.0187 1.5 1.2 0.8 1.0187 1.5 ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Specific gravity of electrolyte in Edison cell is 1.1 1.5 2.0 1.21 1.1 1.5 2.0 1.21 ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active materials of a nickel-iron battery are nickel hydroxide 21% solution of kOH all of these powdered iron and its oxide nickel hydroxide 21% solution of kOH all of these powdered iron and its oxide ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries During charging the specific gravity of the electrolyte of a lead-acid battery decreases none of the listed here remains the same increases decreases none of the listed here remains the same increases ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following primary cells has the highest voltage ? Manganese-alkaline Carbon-zinc Lithium Mercury Manganese-alkaline Carbon-zinc Lithium Mercury ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries In a lead-acid cell, lead is called as negative active material None of the listed here positive active material passive material negative active material None of the listed here positive active material passive material ANSWER DOWNLOAD EXAMIANS APP
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