Question : The system international for describing units was built up from
(A). 2 kind of units
(B). 3 kind of units
(C). 4 kind of units
(D). 5 kind of units
Question : The system international for describing units was built up from
(A). 2 kind of units
(B). 3 kind of units
(C). 4 kind of units
(D). 5 kind of units
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