Block and spring on a weird track (roller coaster)

1. The problem statement, all variables and given/known data

A block of mass m = 1.5 kg is launched from point A with speed VA = 12 m / s, in the circuit

shown in Figure 4. If we assume that there is no friction determine:

a) the speed of the block when it reaches the point C;



Drawing of...



Block and spring on a weird track (roller coaster)

Block and spring on a weird track (roller coaster)