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Two carts slide along a frictionless track (their initial state is illustrated
M = 50kg
VM =0
m = 40 kg
Vm =4 m/s
2m
a) What is the velocity of the M = 50kg mass at the bottom (before they collide)
b) They collide on the horizontal track, and stick together. What is their new common
velocity?
V =
c) How many joules of heat was produced by this collision?
E=

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