Electrical Engineering : Electrolysis And Storage Of Batteries QUESTIONS AND ANSWERS :: part1 : 16 to 20
Following Electrical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :
16.The capacity of a battery is expressed in terms of |
| current rating |
| voltage rating |
| ampere-hour rating |
| none of the above |
17.Trickle charging of a storage battery helps to |
| maintain proper electrolyte level |
| increase its reserve capacity |
| prevent sulphation |
| keep it fresh and fully charged |
18.As compared to a lead-acid cell, the efficiency of a nickel-iron cell is less due to its |
| compactness |
| lower e.m.f. |
| small quantity of electrolyte used |
| higher internal resistance |
19.The active materials of a nickel-iron battery are |
| nickel hydroxide |
| powdered iron and its oxide |
| 21% solution of KOH |
| all of the above |
20.When the lead-acid cell is fully charged, the electrolyte assumes _____ appearance |
| dull |
| reddish |
| bright |
| milky |
More Electrolysis And Storage Of Batteries QUESTIONS AND ANSWERS available in next pages
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