Two people are initially standing still on frictionless ice. They push on each other so that one person, of mass 120kg, moves to the left at 2m/s, while the other person, of mass 80 kg, moves to the right at 3 m/s. What is the velocity of their center of mass?
Two people are initially standing still on frictionless ice. They push on each other so that one person, of mass 120kg, moves to the left at 2m/s, while the other person, of mass 80 kg, moves to the right at 3 m/s. What is the velocity of their center of mass?
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Transcribed Image Text:Two people are initially standing still on frictionless ice. They push on each other so
that one person, of mass 120kg,
person, of mass 80 kg, moves to the right at 3 m/s. What is the velocity of their
center of mass?
moves to the left at 2m/s, while the other
O2.4m/s to the left
1m/s to the right
2. 5m/s to the right
O Zero
O 0.5m/s to the left
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