The speed of light in vacuum is ___________.


The speed of light in vacuum is 3 × 108m/s.


Explanation

The speed of light in vacuum is commonly denoted by 'c'. It is a universal physical constant, with its exact value 299,792,458 m/s (approximately 3,00,000 km/s or 186,000 mi/s).

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Updated on: 10-Oct-2022

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