What is the speed of light

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asked Feb 9, 2020 162k views

1 vote

What is the speed of light

Physics
middle-school

Liuqing Hu asked

by Liuqing Hu

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4 votes

Answer:

The speed of light in vacuum, commonly denoted c, is a universal physical constant important in many areas of physics. Its exact value is 299792458 metres per second.

Jrom answered Feb 11, 2020

by Jrom

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4 votes

it’s exact value is 299,792,468 meters per second

Smehmood answered Feb 14, 2020

by Smehmood

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