A railroad car fo mass m2000kg and speed v0 850ms collides
A railroad car fo Mass M=2000kg and speed V0= 8.50m/s collides and couples to another car of equal mass and initially at rest.
What is the final speed of the two couple railroad cars?
How much energy is lost during the collision?
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a railroad car fo mass m2000kg and speed v0 850ms collides and couples to another car of equal mass and initially at
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