The SI is made up of how many basic units?
The SI is made up of how many basic units?
ایس آئی کتنی بنیادی اکائیوں سے بنا ہے؟
Explanation
The SI is made up of 7 base units
that define the 22 derived units with special names and symbols, which are illustrated in NIST SP 1247, SI Base Units Relationship Poster.
