Two carts (A's mass = 4.5 kg and B's mass = 1.5 kg) are held against a strong, compressed spring. The carts are released simultaneously, and B moves off to the right with a speed of 2.0 m/s. What is A's initial velocity?

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The Answer of Two carts (A's mass = 4.5 kg and B's mass = 1.5 kg) are held against a strong, compressed spring. The carts are released simultaneously, and B moves off to the right with a speed of 2.0 m/s. What is A's initial velocity?

Two Carts (A's Mass = 4