A 60-Kg Object Moving 2

question 61

Multiple Choice

A 6.0-kg object moving 2.0 m/s in the positive x direction has a one-dimensional elastic collision with a 4.0-kg object moving 3.0 m/s in the opposite direction. What is the total kinetic energy of the two-mass system after the collision?

• A) 30 J
• B) 62 J
• C) 20 J
• D) 44 J
• E) 24 J

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