question archive A cart with mass 390 g moving on a frictionless linear air track at an initial speed of 1
Subject:PhysicsPrice:2.86 Bought3
A cart with mass 390 g moving on a frictionless linear air track at an initial speed of 1.3 ms undergoes an elastic collision with an initially stationary cart of unknown mass. After the collision, the ?rst cart continues in its original direction at 0.81 mis. (a) What is the mass of the second cart? (b) What is its speed after impact" (c) What is the speed of the two-cart center of mass?
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