Electrical Engineering Questions And Answers :: Electrolysis And Storage Of Batteries: part1

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Electrical Engineering : Electrolysis And Storage Of Batteries QUESTIONS AND ANSWERS :: part1 : 1 to 5

Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2014 and IES 2014 examinations :

1.When a lead-acid battery is in fully charged condition, the colour of its positive plate is

dark grey
brown
dark brown
none of above

2.Those substances of the cell which take active part in chemical combination and hence produce electricity during charging or discharging are known as______materials.

passive
active
redundant
inert

3.Cells are connected in series in order to

increase the voltage rating
increase the current rating
increase the life of the cells
none of the above

4.During the charging of a lead-acid cell

its voltage increases
it gives out energy
its cathode becomes dark chocolate brown in colour
specific gravity of H2SO4 decreases

5.A dead storage battery can be revived by

adding distilled water
adding so-called battery restorer
a dose of H2SO4
none of the above

More Electrolysis And Storage Of Batteries QUESTIONS AND ANSWERS available in next pages

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