45 4 0 m s 3 0 m s 2 0 m s 20 g 30 g 12 3 Problem 3 The

Last updated: 4/25/2023

45 4 0 m s 3 0 m s 2 0 m s 20 g 30 g 12 3 Problem 3 The figure above on the left shows a collision between three balls of clay The three balls hit simultaneously and stick together What are the speed and direction of the resulting blob of clay Answer 0 85 m sec and 72 2 below the r axis Problem 4 Speed deamplifier In the figure above on the right block 1 of mass m slides along an 1 axis on a frictionless floor at speed 4 m sec Then it undergoes a one dimensional elastic collision with stationary block 2 of mass m 2m Next block 2 undergoes a one dimensional elastic collision with stationary block 3 of mass m3 4m What then is the speed of block 3 Answer m sec or 1 78 m sec 16