What's the speed of light

June 14, 2026Physics

ScanSolve AI Answer

June 14, 2026

Answer

299,792,458 m/s

The speed of light in a vacuum, denoted by $c$ , is a fundamental physical constant.

$c = 299,792,458 m/s$

This value is often approximated as $3 \times 10^8 \text{ m/s}$ for general calculations.

The final answer is $\boxed{299,792,458 m/s}$ .

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Quick Answer

The speed of light in a vacuum, denoted by c, is a fundamental physical constant.

Asked on June 14, 2026Physics

This physics problem tests your understanding of fundamental physical laws and their applications. The step-by-step solution below breaks down the problem using relevant equations and physical reasoning.

ScanSolve AI AnswerAnswered on June 14, 2026

The speed of light in a vacuum, denoted by c, is a fundamental physical constant. c = 299,792,458 m/s This value is often approximated as 3 × 10^8 m/s for general calculations. The final answer is 299,792,458 m/s. What's next?