Question

A 78 kg trampoline artist jumps vertically upward from the top of a platform with a speed of 4.4m/s.

v=7.7m/s

If the trampoline behaves like a spring of spring constant 5.6×104 N/m , how far does he depress it?
When does v = 7.7 m/s?

Related Questions

A 85 kg trampoline artist jumps vertically upward from the top of a platform with a speed of 3.5 m/s... A 55 kg trampoline artist jumps vertically upward from the top of a platform with a speed of 5.5 m/s... A 65kg trampoline artist jumps vertically upward from the top of a platform with a speed of 5.0m/s.... what equations do i use? 3. A 57kg trampoline artist jumps vertically upward from the top of a pl...