Physics · Electromagnetic Waves
The velocity of electromagnetic waves in a vacuum is approximately:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12 × 108 ms-1
- 23 × 108 ms-1✓
- 32 × 105 ms-1
- 43 × 105 ms-1
Correct answer
3 × 108 ms-1
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