Physics, 28.10.2020 01:00 arianawelsh123l

a ball of mass 6kg moving with a velocity of 10m/s collides with a 2kg ball in opposite direction. with a velocity of 5m/s. After the collision the two balls coalesce and move in the same direction. Calculate the velocity of the composite body

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a ball of mass 6kg moving with a velocity of 10m/s collides with a 2kg ball in opposite direction. w...