Electrolysis and Storage Batteries The average charging voltage for alkali cell is about 1 V 1.7 V 1.2 V 2.1 V 1 V 1.7 V 1.2 V 2.1 V ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following is incorrect? A primary cell has an irreversible chemical reaction A storage cell has a reversible chemical reaction A lead-acid cell can be recharged A carbon-zinc cell has unlimited shelf life A primary cell has an irreversible chemical reaction A storage cell has a reversible chemical reaction A lead-acid cell can be recharged A carbon-zinc cell has unlimited shelf life ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The watt-hour efficiency of a lead-acid cell varies between 90 to 95% 25 to 35% 40 to 60% 70 to 80% 90 to 95% 25 to 35% 40 to 60% 70 to 80% ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Cells are connected in series in order to increase the current rating increase the voltage rating increase the life of the cells None of the listed here increase the current rating increase the voltage rating increase the life of the cells None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The ratio of ampere-hour efficiency to watt-hour efficiency of a lead-acid cell is none of the listed here just one always less than one always greater than one none of the listed here just one always less than one always greater than one ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries As compared to constant-current system, the constant-voltage system of charging a lead acid cell has the advantage of increasing cell capacity Both of the listed here reducing time of charging avoiding excessive gassing increasing cell capacity Both of the listed here reducing time of charging avoiding excessive gassing ANSWER DOWNLOAD EXAMIANS APP
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