Electrolysis and Storage Batteries When a lead-acid battery is in fully charged condition, the color of its positive plate is dark brown brown none of the listed here dark grey dark brown brown none of the listed here dark grey ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The watt-hour efficiency of a lead-acid cell varies between 40 to 60% 25 to 35% 90 to 95% 70 to 80% 40 to 60% 25 to 35% 90 to 95% 70 to 80% ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries Which of the following cell has a reversible chemical reaction ? Silver-oxide Mercury oxide Lead-acid Carbon-zinc Silver-oxide Mercury oxide Lead-acid Carbon-zinc ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries If a battery is wrongly connected on charge following will happen current drawing will be very high current delivered by the battery will be high current drawing will be very small current drawing will be nil current drawing will be very high current delivered by the battery will be high current drawing will be very small current drawing will be nil ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries A dead storage battery can be revived by adding distilled water adding so-called battery restorer a dose of H₂SO₄ none of the listed here adding distilled water adding so-called battery restorer a dose of H₂SO₄ none of the listed here ANSWER DOWNLOAD EXAMIANS APP
Electrolysis and Storage Batteries The open circuit voltage of any storage cell depends wholly upon all of the listed here on the strength of its electrolyte its chemical constituents its temperature all of the listed here on the strength of its electrolyte its chemical constituents its temperature ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS