Question

What is the speed of light in vacuum

Answer 1

The speed of light in vacuum, commonly denoted c, is a universal physical constant important in many areas of physics. Its exact value is 299,792,458 metres per second.

Astronomical units per day: 173

Miles per second: 186000

Metres per second: 299792458

Answer 2

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HERE IS YOUR ANSWER:---------

299,792,458m/s.



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