Electrolysis and Storage Batteries The active materials on the positive and negative plates of a fully charged lead-acid battery are lead sulphate and lead None of these lead and lead peroxide lead peroxide and lead lead sulphate and lead None of these lead and lead peroxide lead peroxide and lead 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 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 compactness ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The active materials of a nickel-iron battery are powdered iron and its oxide nickel hydroxide 21% solution of kOH all of these powdered iron and its oxide nickel hydroxide 21% solution of kOH all of these ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The mass of an ion liberated at an electrode is directly proportional to the quantity of electricity”. The above statement is associated with Newton’s law Faraday’s law of electromagnetic Gauss’s law Faraday’s law of electrolysis Newton’s law Faraday’s law of electromagnetic Gauss’s law Faraday’s law of electrolysis ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries 48 ampere-hour capacity would deliver a current of 48 amperes for 1 hour 24 amperes for 2 hours 8 amperes for 6 hours 6 amperes for 8 hours 48 amperes for 1 hour 24 amperes for 2 hours 8 amperes for 6 hours 6 amperes for 8 hours ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The internal resistance of a lead-acid cell is that of Edison cell Equal to None of the listed here Less than More than Equal to None of the listed here Less than More than ANSWER DOWNLOAD EXAMIANS APP
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