The speed of light in vacuum is approximately

General Science · General Awareness · Medium · Practice for RRB Group D, RRB NTPC CBT 1, SSC CGL Tier 1, SSC CGL Tier 2, SSC CHSL Tier 1

The speed of light in vacuum is approximately

3 × 10⁶ m/s
3 × 10¹⁰ m/s
3 × 10⁸ m/s
3 × 10⁵ m/s

Answer and solution

Correct answer: C) 3 × 10⁸ m/s

About 299,792 km per second.

Learn the method: General Science rules and worked examples

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