A new unit of length is chosen such that the speed of light in vacuum is unify.find the distance between the sun and the earth
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8 units is the answer. So it is basically about 8 light minutes.
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Speed of light = 1m/s (according to the new system)
Time to cover Distance between earth and sun for light is 8min 20sec.
Converting 8 min 20 sec to seconds we get
500sec
We know that 1m per sec is the speed so for 500 sec it is 500 metres.
(Unitary method)
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