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 2024 and IES 2024 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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