trigononometrija koordinatnog sustava
30.9.2015Predmet: Mehanika, Razina: Srednja škola
22.10.2015Odgovor 1. - Mario
http://zonalandeducation.com/mstm/physics/mechanics/forces/forceComponents/forceComponents.gif
sin(α1)=F1y/100
sin(45)=sqrt(2)/2
F1y=50sqrt(2)
F1y=70.71KN
cos(α1)=F1x/100
cos(45)=sqrt(2)/2
F1x=50sqrt(2)
F1x=70.71KN
22.10.2015Odgovor 2. - Mario