MCQOPTIONS
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| 1. |
Which of the following sets are the best insulators ? |
| A. | Rubber, glass, plastics, ebonite, cotton, copper |
| B. | Silver, copper, gold, iron |
| C. | Bakelite, dry air, paper, ebonite, aluminium |
| D. | plastics, ebonite, paper, cotton, Bakelite, dry air, rubber |
| Answer» E. | |