A parachutist with mass 860 kg jumps from an airplane

Reference no: EM13585096

A parachutist with mass 86.0 kg jumps from an airplane traveling at a speed vi=112 km/hr at a height H=2570 m. He lands with a speed of vf=5.21 m/s. What is the change in mechanical energy of the earth-parachutist system from just after the jump to just before landing

_________?J ( ± 2E4 J)

Reference no: EM13585096

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