tugas fisika

1. lbfF 2702 
lbfF 3703 
lbfF 4705 
lbfF 1701 
X
Y
o
40
o
20
o
50
xF5
yF5
yF2
x
F2 xF1
yF1
o
50
o
70
o
30
lbfF 5704 

3. o
FyF 50sin.11 
o
FxF 50cos.11 
109.2741 xF
130.2281 yF
o
FyF 70sin.22 
253.7172 yF
o
FxF 70cos.22 
92.34542 xF
o
FyF 40sin.55 
302.115 yF
o
FxF 40cos.55 
360.0415 xF

4. xxxx FFFFF 5421 
3251 FFFFF yyyy 
-728.42 xF
-191.38 yF
22
  yx FFR
22
-191.38)((-728.42) R
753.143R
)(tan 1



x
y
F
F

)
728.42-
191.38-
(tan 1

14.7207