A 2.0-kg object moving 3.0 m/s strikes a 1.0-kg object initially at rest. Immediately after the collision, the 2.0-kg object has a velocity of 1.5 m/s directed 30° from its initial direction of motion. What is the x component of the velocity of the 1.0-kg object just after the collision?
A. 3.7 m/s
B. 3.4 m/s
C. 1.5 m/s
D. 2.4 m/s
E. 4.1 m/s
Answer: B
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