20) Suppose a cart with mass m and low-friction wheels is moving to the right at an initial speed of Iv0I just before it hits a cart with mass 2m. After the collision, the first cart rebounds to the left with a speed of 1/3 I v0 I Assume each cart receives zero net momentum from any external interactions (such as gravitational and contact interactions) other than their collision interaction.  (a) What impulses did the collision interaction deliver to each cart?   The impulse delivered to the light cart is ____m  (left or right) The impulse delivered to the massive cart is ____m (left or right) (b) From this, infer the massive cart’s final velocity (express its magnitude in terms of and its direction as being “left” or “right”).   The massive carts velocity is ____. (left or right)

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