Related Questions

The ampere-hour efficiency of a leadacid cell is normally between
A 20 to 30%
B 40 to 50%
C 60 to 70%
D 90 to 95%
Which of the following factors adversely affects the capacity of the leadacid battery ?
A Temperature of surroundings
B Specific gravity of electrolyte
C Rate of discharge
D All of the above
Acetic acid will be most economically separated from a dilute solution of acetic acid in water by
A Solvent extraction
B Continuous distillation
C Evaporation
D Absorption
কোন যৌগটি পানিতে সহজে দ্রবীভূত হয়ে গাঢ় সালফিউরিক এসিডের সাথে বাষ্পযুক্ত সাদা ধোঁয়া তৈরি করে এবং জলীয় সিলভার নাইট্রেট দ্রবণে সাদা অধঃক্ষেপ দেয়? (Which compound dissolves easily in water, form steamy white fumes with concentrated sulfuric acid and gives white precipitate with aqueous silver nitrate solution?)
A AgCl
B NaBr
C NaCl
D PbBr2
Electrolyte used in a lead-acid cell is
A NaOH
B Only H2SO4
C Only water
D Dilute H2SO4
When the lead-acid cell is fully charged, the electrolyte assumes _____ appearance
A dull
B reddish
C bright
D milky
Reaction of dilute sulphuric acid with phosphate rock produces
A Phosphoric acid
B Superphosphate
C Triple superphosphate
D Gypsum
Dilute sulphuric acid is transported in __________ pipes.
A Mild steel
B Lead
C Copper
D Special alloys
During charging the specific gravity of the electrolyte of a lead-acid battery
A increases
B decreases
C remains the same
D becomes zero
While preparing electrolyte for a lead-acid battery
A water is poured into acid
B acid is poured into water
C anyone of the two can be added to other chemical
D none of the above

Next steps