Two carts with masses of 4.24 kg and 2.22 kg move toward each other on a frictionless track with speeds of 4.55 m/s and 3.16 m/s respectively. The carts stick together after colliding head-on. Find the final speed.
2 answers
4.24 * 4.55 - 2.22 * 3.16 = (4.24+2.22) v
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