Assignment:
Question 1. A 38g bullet is fired at a stationary bag which is hanging vertically from the ceiling. The speed of the bullet is 180m/s. If the mass of the bag is 5.0kg, what is the maximum height it will reach?
Question 2. A spring is compress 8.7cm between two carts of 1.0kg and 1.5kg respectively. If the spring constant is 89N/m what is the velocity of the heavier cart.