Calculate the number of light years in one metre. – InterviewSolution

1.

Calculate the number of light years in one metre.

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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