Electrolysis and Storage Batteries When a lead-acid battery is in fully charged condition, the color of its positive plate is brown dark grey none of the listed here dark brown brown dark grey none of the listed here dark brown ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The average charging voltage for alkali cell is about 2.1 V 1.7 V 1.2 V 1 V 2.1 V 1.7 V 1.2 V 1 V ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active materials of a nickel-iron battery are 21% solution of kOH powdered iron and its oxide all of these nickel hydroxide 21% solution of kOH powdered iron and its oxide all of these nickel hydroxide ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Excessive charging a battery tends to to corrode the positive plates into lead peroxide thereby weakening them physically bring about all above changes produce gassing increase the internal resistance of the battery to corrode the positive plates into lead peroxide thereby weakening them physically bring about all above changes produce gassing increase the internal resistance of the battery ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Extent of corrosion in the underground metal work depends upon type of soil chemicals all of these type of metals amount of moisture type of soil chemicals all of these type of metals amount of moisture ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Internal resistance of a cell is due to surface contact resistance between electrode and electrolyte all of the listed here electrode resistance resistance of electrolyte surface contact resistance between electrode and electrolyte all of the listed here electrode resistance resistance of electrolyte ANSWER DOWNLOAD EXAMIANS APP
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