Electrolysis and Storage Batteries The active materials of a nickel-iron battery are all of these nickel hydroxide 21% solution of kOH powdered iron and its oxide all of these nickel hydroxide 21% solution of kOH powdered iron and its oxide ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Internal short circuits are caused by breakdown of one or more separators excess accumulation of sediment at the bottom of the cell none of the listed here both of the options given here breakdown of one or more separators excess accumulation of sediment at the bottom of the cell none of the listed here both of the options given here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active material of the positive plates of silver-zinc batteries is lead lead oxide silver oxide zinc powder lead lead oxide silver oxide zinc powder ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries On overcharging a battery It will bring about chemical change in active materials It will raise the specific gravity of the electrolyte None of these It will increase the capacity of the battery It will bring about chemical change in active materials It will raise the specific gravity of the electrolyte None of these It will increase the capacity of the battery ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries A battery of 6 cells will show a drop of _____ volts from fully charged state to fully discharged state. 2.8 2.0 2.5 2.4 2.8 2.0 2.5 2.4 ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Electrolyte used in a lead-acid cell is NaOH only water only H₂SO₄ dilute H₂SO₄ NaOH only water only H₂SO₄ dilute H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
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