drag (3)
takistusjõud; hõõrdejõud
olemus
Wiktionary:
noun
1. (physics, uncountable) resistance of a fluid to something moving through it
air drag -- õhutakistus
olemus
Wiktionary:
noun
1. (physics, uncountable) resistance of a fluid to something moving through it
air drag -- õhutakistus