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प्रश्न
Which of the following materials would be classified as an insulator?
पर्याय
Iron and steel
Copper, silver, and gold
Silicon and germanium
Rubber, plastic, glass, and ceramic
MCQ
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उत्तर
Insulators include materials such as rubber, plastic, glass, and ceramic. These materials have extremely high resistivity and do not allow electric current to flow easily. Their resistivity may be about 1018 times greater than that of metals.
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