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A Toy Car of Mass 4

Question 10

Multiple Choice

A toy car of mass 4.0 kg is sitting stationary when a child rolls a toy truck of mass 6.5 kg straight towards it in the negative x-direction with a speed of 5.0 m/s.The velocity of the center of mass of the system consisting of the two toys is


A) 2.1 m/s A toy car of mass 4.0 kg is sitting stationary when a child rolls a toy truck of mass 6.5 kg straight towards it in the negative x-direction with a speed of 5.0 m/s.The velocity of the center of mass of the system consisting of the two toys is A) 2.1 m/s . B) -2.1 m/s . C) 3.1 m/s . D) -3.1 m/s . E) 33 m/s . .
B) -2.1 m/s A toy car of mass 4.0 kg is sitting stationary when a child rolls a toy truck of mass 6.5 kg straight towards it in the negative x-direction with a speed of 5.0 m/s.The velocity of the center of mass of the system consisting of the two toys is A) 2.1 m/s . B) -2.1 m/s . C) 3.1 m/s . D) -3.1 m/s . E) 33 m/s . .
C) 3.1 m/s A toy car of mass 4.0 kg is sitting stationary when a child rolls a toy truck of mass 6.5 kg straight towards it in the negative x-direction with a speed of 5.0 m/s.The velocity of the center of mass of the system consisting of the two toys is A) 2.1 m/s . B) -2.1 m/s . C) 3.1 m/s . D) -3.1 m/s . E) 33 m/s . .
D) -3.1 m/s A toy car of mass 4.0 kg is sitting stationary when a child rolls a toy truck of mass 6.5 kg straight towards it in the negative x-direction with a speed of 5.0 m/s.The velocity of the center of mass of the system consisting of the two toys is A) 2.1 m/s . B) -2.1 m/s . C) 3.1 m/s . D) -3.1 m/s . E) 33 m/s . .
E) 33 m/s A toy car of mass 4.0 kg is sitting stationary when a child rolls a toy truck of mass 6.5 kg straight towards it in the negative x-direction with a speed of 5.0 m/s.The velocity of the center of mass of the system consisting of the two toys is A) 2.1 m/s . B) -2.1 m/s . C) 3.1 m/s . D) -3.1 m/s . E) 33 m/s . .

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