Top View 2. [Total 15 pts] This problem has two independent parts A and B. A. [8 pts] The vertical position of a ball suspended by a rubber band is given by the equation 1 y t( ) (4.0 m)sin[(0.46s ) 0.92] (0.3 m/s) 2.0 m. t t − = −− + a. [4 pts] What are the equations for velocity and acceleration for this ball? b. [4 pts] For what times between 0s and 15s is the acceleration zero?
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