A 1200 kg car is traveling at 4.00 m/s and strikes a wall. The 1200 kg car bounces off the wall with a velocity of 4.00 m/s. If the contact with the wall by the car lasts for 0.100 seconds, then the impulse on the car is
A. 12,400 kg m/s.
B. 10,200 kg m/s.
C. 9,600 kg m/s.
D. 8,400 kg m/s.
E. 2,900 kg m/s.
C. 9,600 kg m/s.
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