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GJB<br />
Variasi GLB<br />
h<br />
vo=0<br />
v? h1<br />
h2<br />
P Q<br />
A B<br />
·<br />
A<br />
B<br />
P Q<br />
SP<br />
A B<br />
Gerak Lurus Berubah Beraturan<br />
1 v =<br />
2.<br />
3.<br />
Δv<br />
v<br />
a = =<br />
Δt<br />
t<br />
v<br />
dr<br />
x<br />
x = ;<br />
Δr<br />
r2<br />
− r1<br />
=<br />
Δt<br />
t −t<br />
dt<br />
2<br />
2<br />
2<br />
− v<br />
− t<br />
1<br />
1<br />
v<br />
1<br />
dr<br />
dt<br />
y<br />
y = ;<br />
2<br />
x<br />
SQ<br />
2<br />
y<br />
v = v + v + v<br />
drz<br />
vz<br />
dt<br />
=<br />
2<br />
z<br />
v = 2g( h1−h<br />
2)<br />
SP + SQ = AB<br />
SA = SB<br />
SP – SQ = AB<br />
11