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Which of the following is not an electromagnetic radiation?

Physics
JAMB 2017
Which of the following is not an electromagnetic radiation?
  • A. x - ray
  • B. Radio waves
  • C. sunlight
  • D. sound waves
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NECO June/July 2024 - Get offline past questions & answers - Download objective & theory, all in one app 48789
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Correct Answer: Option D
Explanation
Electromagnetic waves do not require any material medium, but sound waves is a mechanical wave that require a material medium

There is an explanation video available below.

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Explanation Video

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