Electrolysis and Storage Batteries During discharge, the active material of both the positive and negative plates is changed to PbS02 Pb Pb02 PbS04 PbS02 Pb Pb02 PbS04 ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following primary cells has the highest voltage ? Manganese-alkaline Carbon-zinc Mercury Lithium Manganese-alkaline Carbon-zinc Mercury Lithium ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Weston standard cell at 20°C has voltage of ____ volts. 1.5 0.8 1.2 1.0187 1.5 0.8 1.2 1.0187 ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Excessive charging a battery tends to bring about all above changes to corrode the positive plates into lead peroxide thereby weakening them physically produce gassing increase the internal resistance of the battery bring about all above changes to corrode the positive plates into lead peroxide thereby weakening them physically produce gassing increase the internal resistance of the battery ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The ampere-hour efficiency of a leadacid cell is normally between 90 to 95% 70 to 75% 80 to 85% 20 to 35% 90 to 95% 70 to 75% 80 to 85% 20 to 35% ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following primary cells has the lowest voltage ? Carbon-zinc Zinc-chloride Mercury Lithium Carbon-zinc Zinc-chloride Mercury Lithium ANSWER DOWNLOAD EXAMIANS APP
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