Answered: 16. Two disks float on a horizontal,… | bartleby

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Two disks float on a horizontal, frictionless air table. Disk A has mass m, and collides
with a stationary disk B of mass 2m. After the collision, the velocities of the two disks
are: -3.01 +3.0 m/s and v, -6.07-1.5 m/s.
What was the velocity of the center of mass before the collision, in m/s ?
(a) 7.07+2.0) (b) 9.0i+1.5j (c) 3.07+3.0 (d) 4.57-0.75
(e) 5.07

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