Electrolysis and Storage Batteries Sulphated cells are indicated by the loss of capacity of the cell all of the listed here the low voltage of the cell on discharge the decrease of the specific gravity the loss of capacity of the cell all of the listed here the low voltage of the cell on discharge the decrease of the specific gravity ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries During the charging of a lead-acid cell specific gravity of H₂SO₄ decreases its cathode becomes dark chocolate brown in colour its voltage increases it gives out energy specific gravity of H₂SO₄ decreases its cathode becomes dark chocolate brown in colour its voltage increases it gives out energy ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Cells are connected in parallel to Increase the current capacity Increase the efficiency Increase the internal resistance Increase the voltage output Increase the current capacity Increase the efficiency Increase the internal resistance Increase the voltage output ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Undercharging Increases the temperature Produces excessive gassing Reduces specific gravity of the electrolyte Increases specific gravity of the electrolyte Increases the temperature Produces excessive gassing Reduces specific gravity of the electrolyte Increases specific gravity of the electrolyte ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following cell has a reversible chemical reaction ? Carbon-zinc Silver-oxide Mercury oxide Lead-acid Carbon-zinc Silver-oxide Mercury oxide Lead-acid ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries In a lead-acid cell, if the specific gravity of sulphuric acid is 1.8, it will require following ratio of acid to water to get mixture of specific gravity of 1.3 4 parts of acid to 4 parts of water 4 parts of acid to 6 parts of water 4 parts of acid to 8 parts of water 6 parts of acid to 4 parts of water 4 parts of acid to 4 parts of water 4 parts of acid to 6 parts of water 4 parts of acid to 8 parts of water 6 parts of acid to 4 parts of water ANSWER DOWNLOAD EXAMIANS APP
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