Multiple Choice
Two billiard balls have velocities of 4.0 m/s and -1.0 m/s when they meet in an elastic head-on collision.What is the final velocity of the first ball after collision?
A) +1.0 m/s
B) -1.0 m/s
C) -3.0 m/s
D) +5.0 m/s
E) +4.0 m/s
Correct Answer:
Verified
Correct Answer:
Verified
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