A 20-Kg Object Moving 3

Multiple Choice

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 y 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