Question

define speed of light​

Answer 1

Answer:

speed of light :- The distance light can travel in a unit of time through a given substance. Light travels through a vacuum at about 186,000 miles, or 300,000 kilometers, per second.

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Answer 2

Answer:

The speed of light or the traveling speed of light in any medium in known as Speed of Light. The speed of light in air is 3×10^8.

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