what is speed of light?
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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
Astronomical units per day: 173
Miles per second: 186000
Metres per second: 299792458
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Answer: the speed of light in air is 3,00,000,000 m/s
Explanation:
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