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The Earth

Calculate the...

Question

Calculate the speed of light in kilometres per hour.

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Solution

We know,
Speed of light = 299792458 m/s
As we know
1 m = 1/1000km
1 sec = 1/3600h
So,
Speed of light = 299792458×3600/1000 km/h
After solving
Speed of light = 1.079×10⁹ km/h

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