Question

A unit less quantity
A) Never has a non-zero dimension
C) may have a non-zero dimension
B) always has a non-zero dimension
D) does not exist​

Answer 1

When considering unitless quantities it is impossible for them to have any dimension, since a unitless quantity does not have dimensions. So the answer to the question is option (B)- Never has a non-zero dimension.

Answer 2

Explanation:

option a. never has a non - zero dimension.