What is speed of light – InterviewSolution

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1.	What is speed of light
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 defined as 299792458 metres PER second. WikipediaAstronomical units per day: 173Miles per second: 186000Metres per second: 299792458Miles per HOUR: 671000000Kilometres per hour: 1080000000Parsecs per year: 0.307From SUN to Earth (1 AU): 8.3 min

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