Physics · Electromagnetic Waves
What is the approximate velocity of a radio wave in a vacuum?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 11 × 108 m/s
- 23 × 106 m/s
- 31 × 106 m/s
- 43 × 108 m/s✓
Correct answer
3 × 108 m/s
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