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Which of the following materials is a good insulator?

Physics
JAMB 2023

Which of the following materials is a good insulator?

  • A. Silver
  • B. Water
  • C. Rubber
  • D. Copper
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Correct Answer: Option C
Explanation

Rubber is a good insulator because it does not allow electrons to flow through it easily. Copper, silver, and water are all good conductors of electricity.

There is an explanation video available below.


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Explanation Video

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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789