Question

At the instant shown, the velocity and the acceleration of the rod ands are shown. Answer the following questions: [Take care of the signs of your answers, + or -, In order not to lose points) and a are tve if CCW, and ve if CW ag = + XTA - PTB/A 29=3 m/s Vom/s The angular velocity AB = 23rd Using the same date given in the previous question, find The angular acceleration AB = EUsing the same date given in the previous question, find Acceleration of end A

Answer 1

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Solution U = -6 î mis Per vaſ mis WAB= - wosk radis X WAB: & TAB XABR rad sa Dor Un=6 m/s 102= -6î +8Ì 32 - Angylose Veloily y = A + BA = DA+WAB X JBIA -6 +6wAp † )x(-6ì+85) Va Ĵ = -6 @ + 3D AD =-6 + î (0+8 wan) -6801 -lo-owne) ta = -6 + RuAa) + sung On comparing coefficient of i, 0= -6+8W AB =) WAB = 6 = 0.75 rad WAB = 0.75 rad 162 → cw. • Acceleration ancelysis a = a +8 x 18B/A - W2A. -3Ỉ - QAî + (QRİxt-sâ ABÎ )– (0.7536-6 î+8j) -3Ï = ga + (-8-4) - (68) + 6(0.75 to 810.335 -3ſ = (A-8&+6(0.75]?)ep; î -(64 +8(0.75]3) Î On comparing coefficients 6* +8 60-7532=3 [Q=-0.25 radial & GA-88-600-7532 YA = -860-25) - 6 (0.7532 CS Scannel947-5.375 OM/27 D ned with CamScanner