A circus clown wiwith a mass 54 kg is launched vertically from a springloaded cannon using a spring with a spring constant of 3.5*10^3 N/m. The clown attains a height of 5.5 m above the inital position (where the spring was compressed)
a.) How far was the spring compressed before launch. (got already: 1.29 m)
b.) What was maximum acceleration of clown? (83.61 m/s^2 is wrong?)
c.) What is maximum speed of clown?