Electrolysis and Storage Batteries If a lead-acid cell is discharged below 1.8 V the following will happen. Capacity of cell will reduce All of the listed here Internal resistance will increase Sulphation of plates will occur Capacity of cell will reduce All of the listed here Internal resistance will increase Sulphation of plates will occur ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Excessive charging a battery tends to increase the internal resistance of the battery bring about all above changes produce gassing to corrode the positive plates into lead peroxide thereby weakening them physically increase the internal resistance of the battery bring about all above changes produce gassing to corrode the positive plates into lead peroxide thereby weakening them physically ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries For a cell to work, which of the following condition(s) become necessary ? All of the listed here Electrolyte liquid or paste should be conducting Electrolyte must chemically react with one of the electrodes Two electrodes of different meta’s should be inserted in the electrolyte, not touching each other All of the listed here Electrolyte liquid or paste should be conducting Electrolyte must chemically react with one of the electrodes Two electrodes of different meta’s should be inserted in the electrolyte, not touching each other ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following has lower sp. gravity V Water All of the listed here Dilute H₂SO₄ Concentrated H₂SO₄ Water All of the listed here Dilute H₂SO₄ Concentrated H₂SO₄ ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following is incorrect? A lead-acid cell can be recharged A storage cell has a reversible chemical reaction A primary cell has an irreversible chemical reaction A carbon-zinc cell has unlimited shelf life A lead-acid cell can be recharged A storage cell has a reversible chemical reaction A primary cell has an irreversible chemical reaction A carbon-zinc cell has unlimited shelf life ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Each cell has a vent cap to add water to the cell if needed all of the listed here to check the level of electrolyte to allow gases out when the cell is on charge to add water to the cell if needed all of the listed here to check the level of electrolyte to allow gases out when the cell is on charge ANSWER DOWNLOAD EXAMIANS APP
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