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Calculate the number of light years in one metre.

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Calculate the number of light years in one metre.

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Best answer

1 light year = 3 x 108 ms-1 x (365 x 24 x 60 x 60 ) s

= 9.46 x 1015 m

Thus 1 m = 1/(9.46 x 1015)1.y.

= 1.057 x 10-16 light year.

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