Which of the following is not the unit of time


Poll Results

Please login to vote and see the results.

Select one answer


1 Answer

  1. Explanation:

    The parallactic second represents distance or length and therefore, does not have a unit of time. Hence, the correct answer is option (1). Parallactic second may sound like a unit of time but it is not.

    • 1

Answer this question & earn 50 points