Question

. Which of the following is a supplementary unit?
(a) Metre
(b) Second
(c) bequerel
(d) kilogram​

Answer 1

Answer:

Supplementary units are the dimensionless units that are used along with the base units to form derived units in the International system. The class of supplementary contains only two purely geometrical units, that is the radian and the steradian.

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Answer 2

Answer:

a) metre i hope it's clear to u