Uitwerkingen van het matlab programma om Biomechanica beter te begrijpen en toe te passen. Zorg dat je voor het tentamen goed snapt wat er binnen dit script gedaan wordt.
Gevraagd is de tijdsafgeleide van de snelheid van v (atan).
Gegeven:
m=1;
b_demper = 40;
r_P = [5;-1]
v_P = [-2;-4]
G=[0;-10*m]
%grootte r en v
abs_r=norm(r_P)
abs_v=norm(v_P)
%vdemper bepalen
vdemp=dot(r_P,v_P)/abs_r
%kracht omgeving tov demper bepalen
absFomg=vdemp*b_demper
ev_r=r_P/abs_r %eenheidsvector r
ev_v=v_P/abs_v %eenheidsvector v
%Fomgeving in richting van r
Fomg=absFomg*ev_r
%Fomg min of plus af te lezen in grafiek
F=-Fomg+G
a=F/m %versnelling berekenen
%tijdsafgeleide van snelheid v staat gelijk aan de
versnelling a
d_abs_v_d_t=dot(a,ev_v)
%let op eenheidsvector van v kiezen
Gevraagd is de absolute versnellingscomponent cp op punt P
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