What is speed of light.
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Physicists often use the letter c to denote the speed of light in empty space (vacuum). It has the value 299,792,458 meters per second (or about 186,282.397 miles per second).
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Hello Friend
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What's is the speed of light?
299729458 m/s
☺️299729458 m/s is the speed of light.
☺️And the speed of light is commonly denoted by C.
☺️It is an universal physical contact.
Thank you..☺️☺️
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