A baseball infielder, mass 78.0 kg, jumps up with velocity 3.50 m/s and catches a 0.195-kg baseball moving horizontally at 55.0 m/s. Of the following, which is closest to the final momentum of the system, infielder and baseball?
a. 273 kg/m/s
b. 328 kg/m/s
c. 284 kg/m/s
d. 240 kg/m/s
e. 293 kg/m/s
Question 2
A 1 000-kg vehicle is moving in the positive y-direction along the y-axis at 10 m/s. A 2 000-kg vehicle is moving in the positive x-direction at along the x-axis at 20 m/s. The vehicles collide and stick together. They move as a single object in a direction as measured counterclockwise from the x-axis immediately after the collision. What is the value of tan ?
a. 2.0 b. 4.0
c. 0.50 d. 0.25
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