v b 4/3
Post on 08-Jan-2016
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V B 2/0 = V B 2/3 +V B 3/0. V D 1/0 = V D 1/2 +V D 2/0. V B 2/3 = V B 2/4 +V B 4/3. = O. V B 2/3 = V B 2/4. 0. 1. A. C. ||V D 2/0 || = CD . w 2/0. ||V D 1/0 || = 14,4 mm/s. ||V B 2/0 || = 11,3 mm/s. 3. E. D. 4. B. V D 2/0 (CD). V D 1/0 : 14,4 cm. - PowerPoint PPT Presentation
TRANSCRIPT
0
3
4
2
1
A
B
C
E D
VB4/3
VB3/0
VB2/0
VB2/3
VD2/0
VD1/0
VD1/2
VD1/0 : 14,4 cm
ED = 25 x 5 = 125 mm
1/0 = ||VD1/0||
ED
||VD1/0|| = 14,4 mm/s
1/0 = 14,4125 = 0,115 rad/sVB2/0 : 11,3 cm
CB = 33 x 5 = 165 mm
2/0 = ||VB2/0||
CB
||VB2/0|| = 11,3 mm/s
2/0 = 11,3165 = 0,0685 rad/s
||VD2/0|| = CD . 2/0
CD = 39 x 5 = 195 mm
= 195 x 0,0685 = 13,4 mm/s
VD2/0 : 13,4 cm
VB2/0 = VB2/3 +VB3/0
(AB)(CB) Connue
VB2/3 = VB2/4 +VB4/3
Connue= O
VB2/3 = VB2/4
VD1/0= VD1/2 +VD2/0
(ED) Connue
VD2/0 (CD)
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