determine the net force exerted on the two-particle system at t=2.90 53 53° Need
ID: 1775914 • Letter: D
Question
determine the net force exerted on the two-particle system at t=2.90
53 53° Need Help?LReed n My Notes O Ask 45 points Answers SerPSE9 9.P.OS4. e according to ri- 3 + 3 t + 2 2 where ts in seconds and s n centimeters. At the same time, e vector post on The vector position of a 3.90 g particle moving n the xy lane varies n ti of a 5.85 g particle varies as 23i-2t2-t (a) Determine the vector position of the center af mass at t 2.90. rm-l (-4805i-2321)-cm (b) Determine the linear momentum of the system at t2.90, | (-56.16i +21.84), v g, cmis (c) Determine the velocity of the center of mass at t 2.90 Vam (-5.76+2.24j) cm/s (d) Determine the accejpration of the center of mass at t - 2.90 of the center of (e) Determine the net force exerted on the two-particle system at t 2.90 Fhet 281.23 x N Need Help? DP065 My 6Explanation / Answer
e)
Net force exerted
F=(m1+m2)acm= (3.9+5.85)*10-3[-2.4i +1.6j]*10-2
F=(-234 i +156 j) uN
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