A station wagon with mass mA = 1200 mB kg is moving along a straight highway at a speed va = 10 m/s. Another car, with mass mg = 1600 kg and speed vB = 15 m/s has its center of mass s = 60 m ahead of the center of mass of the station wagon. What is the speed of the center of mass of the system?

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A station wagon with mass ma = 1200
MB
kg is moving along a straight highway
at a speed va = 10 m/s. Another
car, with mass mg = 1600 kg and
speed vB = 15 m/s has its center
of mass s = 60 m ahead of the center of mass of the station wagon.
What is the speed of the center of mass of the system?
(a) 12.857 m/s
(b) 12.143 m/s
(c) 16.632 m/s
(d) 19.840 m/s
(e) 11.913 m/s
Transcribed Image Text:A station wagon with mass ma = 1200 MB kg is moving along a straight highway at a speed va = 10 m/s. Another car, with mass mg = 1600 kg and speed vB = 15 m/s has its center of mass s = 60 m ahead of the center of mass of the station wagon. What is the speed of the center of mass of the system? (a) 12.857 m/s (b) 12.143 m/s (c) 16.632 m/s (d) 19.840 m/s (e) 11.913 m/s
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