What is the 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.
Adity193:
tell me in km/h
ok
thanks
1080million km/h
mark as brainliest please
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Standard(universal) speed of light in vaccum or air is 3* 10^8 m/s
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