Acceleration Vector graphical analysis method ©Find AB3? aB3=aes+ae3=a82+a'B3B2+a93B2 akB3B2 Mag:？o21c？hω3？2Yg38203 Dire:?B→C√B→A∥BC Found: VB3B2 aB3=μapb3',a'B3B2=μakbg'B+C a 3=aB3/IBc=uab3"b3'/lBc p 3 OUTLINE Some important definitions Vector graphical analysis method Complex vector analytical method 1212 Vector graphical analysis method + ak aB3 = a B3B2 n B3+ at B3 = aB2+ ar B3B2 Find AB3? ak B3B2 VB3B2 Mag： Dire： ? ? ω2 3lBC B→C ? √ l1ω21 B→A ? ∥BC 2VB3B2ω3 √ b’ 2 k’ b’ 3 b” 3 p’ aB3 ＝μap’ b3 ’ , α3＝at B3 /lBC＝μab3’’b3’ /lBC ar B3B2 ＝μak’ b3 ’ B → C Found： B 1 3 2 A C ω3 ω1 Acceleration OUTLINE Some important definitions Vector graphical analysis method Complex vector analytical method