Q. 54.2( 26 Votes )

B. always has a nonzero dimension,

C. may have a nonzero dimension,

D. does not exist.

Answer :

A unit-less quantity can never have a non-zero dimension but a dimensionless quantity can have a unit

for an example: radian

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Which of the follHC Verma - Concepts of Physics Part 1

<span lang="EN-USHC Verma - Concepts of Physics Part 1