A

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Q. A light year is a unit of

  • (A) time
  • (B) distance
  • (C) speed of light
  • (D) intensity of light

Explanation by: Admin

A Light-year is a distance that light travels in the vacuum in one Julian year (365.25 days).

The light-year is a unit of length used to express astronomical distances. It is about 9.5 trillion kilometers or 5.9 trillion miles.

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