A 2.00-kg cart (cart #1) moving to the right at 12.0 m/s collides with a 1.20-kg cart (cart #2) moving to the right at 2.00 m/s. The two carts collide elastically. a) What is the final velocity of cart #1 after the collision? What is the final velocity of cart #2 after the collision? b) What is the final momentum of cart #1?What is the final momentum of cart #2? c) If the total time for the collision was 0.015 s, what was the average impulsive force exerted by cart #1 on cart #2? and the average impulsive force exerted by cart #2 on cart #1? d) Was total momentum conserved in this collision? Was total mechanical energy conserved in this collision? Explain.

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